Home / 61,772.10-85,245.45-33,477.80

Finding the Fourth Proportional to 61,772.10, 85,245.45 and 33,477.80

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Solution

The fourth proportional to 61,772.10, 85,245.45 and 33,477.80 is: 46,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,772.10 : 85,245.45 = 33,477.80 : x
  2. Step 2: Convert to fraction form
    61,772.10/85,245.45 = 33,477.80/x
  3. Step 3: Cross multiply
    61,772.10x = 85,245.45 × 33,477.80
  4. Step 4: Simplify right side
    61,772.10x = 2,853,829,699.78
  5. Step 5: Solve for x
    x = 2,853,829,699.78/61,772.10
  6. Step 6: Final answer
    x = 46,199.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.