Home / 53,773.60-74,207.64-29,902.72

Finding the Fourth Proportional to 53,773.60, 74,207.64 and 29,902.72

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Solution

The fourth proportional to 53,773.60, 74,207.64 and 29,902.72 is: 41,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,773.60 : 74,207.64 = 29,902.72 : x
  2. Step 2: Convert to fraction form
    53,773.60/74,207.64 = 29,902.72/x
  3. Step 3: Cross multiply
    53,773.60x = 74,207.64 × 29,902.72
  4. Step 4: Simplify right side
    53,773.60x = 2,219,010,280.78
  5. Step 5: Solve for x
    x = 2,219,010,280.78/53,773.60
  6. Step 6: Final answer
    x = 41,265.79

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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.