Home / 53,689.34-74,092.19-29,492.55

Finding the Fourth Proportional to 53,689.34, 74,092.19 and 29,492.55

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Solution

The fourth proportional to 53,689.34, 74,092.19 and 29,492.55 is: 40,700.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,689.34 : 74,092.19 = 29,492.55 : x
  2. Step 2: Convert to fraction form
    53,689.34/74,092.19 = 29,492.55/x
  3. Step 3: Cross multiply
    53,689.34x = 74,092.19 × 29,492.55
  4. Step 4: Simplify right side
    53,689.34x = 2,185,167,470.72
  5. Step 5: Solve for x
    x = 2,185,167,470.72/53,689.34
  6. Step 6: Final answer
    x = 40,700.21

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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.