Home / 51,961.50-77,955.48-14,521.59

Finding the Fourth Proportional to 51,961.50, 77,955.48 and 14,521.59

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Solution

The fourth proportional to 51,961.50, 77,955.48 and 14,521.59 is: 21,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,961.50 : 77,955.48 = 14,521.59 : x
  2. Step 2: Convert to fraction form
    51,961.50/77,955.48 = 14,521.59/x
  3. Step 3: Cross multiply
    51,961.50x = 77,955.48 × 14,521.59
  4. Step 4: Simplify right side
    51,961.50x = 1,132,037,518.81
  5. Step 5: Solve for x
    x = 1,132,037,518.81/51,961.50
  6. Step 6: Final answer
    x = 21,786.08

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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.