Home / 53,702.38-74,111.76-29,829.16

Finding the Fourth Proportional to 53,702.38, 74,111.76 and 29,829.16

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Solution

The fourth proportional to 53,702.38, 74,111.76 and 29,829.16 is: 41,165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,702.38 : 74,111.76 = 29,829.16 : x
  2. Step 2: Convert to fraction form
    53,702.38/74,111.76 = 29,829.16/x
  3. Step 3: Cross multiply
    53,702.38x = 74,111.76 × 29,829.16
  4. Step 4: Simplify right side
    53,702.38x = 2,210,691,546.92
  5. Step 5: Solve for x
    x = 2,210,691,546.92/53,702.38
  6. Step 6: Final answer
    x = 41,165.62

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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.