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Finding the Fourth Proportional to 124,585.58, 186,747.12 and 62,124.86

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Solution

The fourth proportional to 124,585.58, 186,747.12 and 62,124.86 is: 93,121.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,585.58 : 186,747.12 = 62,124.86 : x
  2. Step 2: Convert to fraction form
    124,585.58/186,747.12 = 62,124.86/x
  3. Step 3: Cross multiply
    124,585.58x = 186,747.12 × 62,124.86
  4. Step 4: Simplify right side
    124,585.58x = 11,601,637,751.67
  5. Step 5: Solve for x
    x = 11,601,637,751.67/124,585.58
  6. Step 6: Final answer
    x = 93,121.84

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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.