Home / 53,635.10-74,016.21-29,761.72

Finding the Fourth Proportional to 53,635.10, 74,016.21 and 29,761.72

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Solution

The fourth proportional to 53,635.10, 74,016.21 and 29,761.72 is: 41,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,635.10 : 74,016.21 = 29,761.72 : x
  2. Step 2: Convert to fraction form
    53,635.10/74,016.21 = 29,761.72/x
  3. Step 3: Cross multiply
    53,635.10x = 74,016.21 × 29,761.72
  4. Step 4: Simplify right side
    53,635.10x = 2,202,849,717.48
  5. Step 5: Solve for x
    x = 2,202,849,717.48/53,635.10
  6. Step 6: Final answer
    x = 41,071.05

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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.