Home / 123,522.32-170,441.95-69,787.73

Finding the Fourth Proportional to 123,522.32, 170,441.95 and 69,787.73

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Solution

The fourth proportional to 123,522.32, 170,441.95 and 69,787.73 is: 96,296.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,522.32 : 170,441.95 = 69,787.73 : x
  2. Step 2: Convert to fraction form
    123,522.32/170,441.95 = 69,787.73/x
  3. Step 3: Cross multiply
    123,522.32x = 170,441.95 × 69,787.73
  4. Step 4: Simplify right side
    123,522.32x = 11,894,756,612.80
  5. Step 5: Solve for x
    x = 11,894,756,612.80/123,522.32
  6. Step 6: Final answer
    x = 96,296.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.