Home / 148,343.48-222,543.86-48,476.73

Finding the Fourth Proportional to 148,343.48, 222,543.86 and 48,476.73

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Solution

The fourth proportional to 148,343.48, 222,543.86 and 48,476.73 is: 72,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,343.48 : 222,543.86 = 48,476.73 : x
  2. Step 2: Convert to fraction form
    148,343.48/222,543.86 = 48,476.73/x
  3. Step 3: Cross multiply
    148,343.48x = 222,543.86 × 48,476.73
  4. Step 4: Simplify right side
    148,343.48x = 10,788,198,371.99
  5. Step 5: Solve for x
    x = 10,788,198,371.99/148,343.48
  6. Step 6: Final answer
    x = 72,724.45

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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.