Home / 62,818.34-86,687.62-34,520.18

Finding the Fourth Proportional to 62,818.34, 86,687.62 and 34,520.18

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Solution

The fourth proportional to 62,818.34, 86,687.62 and 34,520.18 is: 47,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,818.34 : 86,687.62 = 34,520.18 : x
  2. Step 2: Convert to fraction form
    62,818.34/86,687.62 = 34,520.18/x
  3. Step 3: Cross multiply
    62,818.34x = 86,687.62 × 34,520.18
  4. Step 4: Simplify right side
    62,818.34x = 2,992,471,726.43
  5. Step 5: Solve for x
    x = 2,992,471,726.43/62,818.34
  6. Step 6: Final answer
    x = 47,636.92

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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.