Home / 148,432.10-222,320.10-59,639.90

Finding the Fourth Proportional to 148,432.10, 222,320.10 and 59,639.90

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Solution

The fourth proportional to 148,432.10, 222,320.10 and 59,639.90 is: 89,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,432.10 : 222,320.10 = 59,639.90 : x
  2. Step 2: Convert to fraction form
    148,432.10/222,320.10 = 59,639.90/x
  3. Step 3: Cross multiply
    148,432.10x = 222,320.10 × 59,639.90
  4. Step 4: Simplify right side
    148,432.10x = 13,259,148,531.99
  5. Step 5: Solve for x
    x = 13,259,148,531.99/148,432.10
  6. Step 6: Final answer
    x = 89,328.04

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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.