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Finding the Fourth Proportional to 148,703.67, 223,121.52 and 60,130.17

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Solution

The fourth proportional to 148,703.67, 223,121.52 and 60,130.17 is: 90,221.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,703.67 : 223,121.52 = 60,130.17 : x
  2. Step 2: Convert to fraction form
    148,703.67/223,121.52 = 60,130.17/x
  3. Step 3: Cross multiply
    148,703.67x = 223,121.52 × 60,130.17
  4. Step 4: Simplify right side
    148,703.67x = 13,416,334,928.26
  5. Step 5: Solve for x
    x = 13,416,334,928.26/148,703.67
  6. Step 6: Final answer
    x = 90,221.95

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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.