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Finding the Fourth Proportional to 247,055.80, 370,583.70 and 60,065.68

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Solution

The fourth proportional to 247,055.80, 370,583.70 and 60,065.68 is: 90,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,055.80 : 370,583.70 = 60,065.68 : x
  2. Step 2: Convert to fraction form
    247,055.80/370,583.70 = 60,065.68/x
  3. Step 3: Cross multiply
    247,055.80x = 370,583.70 × 60,065.68
  4. Step 4: Simplify right side
    247,055.80x = 22,259,361,937.42
  5. Step 5: Solve for x
    x = 22,259,361,937.42/247,055.80
  6. Step 6: Final answer
    x = 90,098.52

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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.