Home / 53,186.76-73,397.82-29,312.88

Finding the Fourth Proportional to 53,186.76, 73,397.82 and 29,312.88

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Solution

The fourth proportional to 53,186.76, 73,397.82 and 29,312.88 is: 40,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,186.76 : 73,397.82 = 29,312.88 : x
  2. Step 2: Convert to fraction form
    53,186.76/73,397.82 = 29,312.88/x
  3. Step 3: Cross multiply
    53,186.76x = 73,397.82 × 29,312.88
  4. Step 4: Simplify right side
    53,186.76x = 2,151,501,489.92
  5. Step 5: Solve for x
    x = 2,151,501,489.92/53,186.76
  6. Step 6: Final answer
    x = 40,451.82

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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.