Home / 58,034.88-86,901.12-31,685.58

Finding the Fourth Proportional to 58,034.88, 86,901.12 and 31,685.58

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Solution

The fourth proportional to 58,034.88, 86,901.12 and 31,685.58 is: 47,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,034.88 : 86,901.12 = 31,685.58 : x
  2. Step 2: Convert to fraction form
    58,034.88/86,901.12 = 31,685.58/x
  3. Step 3: Cross multiply
    58,034.88x = 86,901.12 × 31,685.58
  4. Step 4: Simplify right side
    58,034.88x = 2,753,512,389.85
  5. Step 5: Solve for x
    x = 2,753,512,389.85/58,034.88
  6. Step 6: Final answer
    x = 47,445.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.