Home / 148,117.80-222,211.80-48,278.55

Finding the Fourth Proportional to 148,117.80, 222,211.80 and 48,278.55

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Solution

The fourth proportional to 148,117.80, 222,211.80 and 48,278.55 is: 72,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,117.80 : 222,211.80 = 48,278.55 : x
  2. Step 2: Convert to fraction form
    148,117.80/222,211.80 = 48,278.55/x
  3. Step 3: Cross multiply
    148,117.80x = 222,211.80 × 48,278.55
  4. Step 4: Simplify right side
    148,117.80x = 10,728,063,496.89
  5. Step 5: Solve for x
    x = 10,728,063,496.89/148,117.80
  6. Step 6: Final answer
    x = 72,429.27

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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.