Home / 34,813.84-52,220.76-21,050.32

Finding the Fourth Proportional to 34,813.84, 52,220.76 and 21,050.32

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Solution

The fourth proportional to 34,813.84, 52,220.76 and 21,050.32 is: 31,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,813.84 : 52,220.76 = 21,050.32 : x
  2. Step 2: Convert to fraction form
    34,813.84/52,220.76 = 21,050.32/x
  3. Step 3: Cross multiply
    34,813.84x = 52,220.76 × 21,050.32
  4. Step 4: Simplify right side
    34,813.84x = 1,099,263,708.64
  5. Step 5: Solve for x
    x = 1,099,263,708.64/34,813.84
  6. Step 6: Final answer
    x = 31,575.48

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.