Home / 53,275.47-73,520.10-29,402.16

Finding the Fourth Proportional to 53,275.47, 73,520.10 and 29,402.16

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Solution

The fourth proportional to 53,275.47, 73,520.10 and 29,402.16 is: 40,574.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,275.47 : 73,520.10 = 29,402.16 : x
  2. Step 2: Convert to fraction form
    53,275.47/73,520.10 = 29,402.16/x
  3. Step 3: Cross multiply
    53,275.47x = 73,520.10 × 29,402.16
  4. Step 4: Simplify right side
    53,275.47x = 2,161,649,743.42
  5. Step 5: Solve for x
    x = 2,161,649,743.42/53,275.47
  6. Step 6: Final answer
    x = 40,574.95

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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.