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Finding the Fourth Proportional to 124,325.65, 186,651.08 and 73,816.89

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Solution

The fourth proportional to 124,325.65, 186,651.08 and 73,816.89 is: 110,821.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,325.65 : 186,651.08 = 73,816.89 : x
  2. Step 2: Convert to fraction form
    124,325.65/186,651.08 = 73,816.89/x
  3. Step 3: Cross multiply
    124,325.65x = 186,651.08 × 73,816.89
  4. Step 4: Simplify right side
    124,325.65x = 13,778,002,240.74
  5. Step 5: Solve for x
    x = 13,778,002,240.74/124,325.65
  6. Step 6: Final answer
    x = 110,821.88

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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.