Home / 124,192.52-186,316.45-45,306.74

Finding the Fourth Proportional to 124,192.52, 186,316.45 and 45,306.74

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Solution

The fourth proportional to 124,192.52, 186,316.45 and 45,306.74 is: 67,970.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,192.52 : 186,316.45 = 45,306.74 : x
  2. Step 2: Convert to fraction form
    124,192.52/186,316.45 = 45,306.74/x
  3. Step 3: Cross multiply
    124,192.52x = 186,316.45 × 45,306.74
  4. Step 4: Simplify right side
    124,192.52x = 8,441,391,565.25
  5. Step 5: Solve for x
    x = 8,441,391,565.25/124,192.52
  6. Step 6: Final answer
    x = 67,970.21

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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.