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Finding the Fourth Proportional to 124,612.75, 186,919.13 and 37,060.75

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Solution

The fourth proportional to 124,612.75, 186,919.13 and 37,060.75 is: 55,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,612.75 : 186,919.13 = 37,060.75 : x
  2. Step 2: Convert to fraction form
    124,612.75/186,919.13 = 37,060.75/x
  3. Step 3: Cross multiply
    124,612.75x = 186,919.13 × 37,060.75
  4. Step 4: Simplify right side
    124,612.75x = 6,927,363,147.15
  5. Step 5: Solve for x
    x = 6,927,363,147.15/124,612.75
  6. Step 6: Final answer
    x = 55,591.13

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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.