Home / 89,787.58-123,905.14-48,952.13

Finding the Fourth Proportional to 89,787.58, 123,905.14 and 48,952.13

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Solution

The fourth proportional to 89,787.58, 123,905.14 and 48,952.13 is: 67,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,787.58 : 123,905.14 = 48,952.13 : x
  2. Step 2: Convert to fraction form
    89,787.58/123,905.14 = 48,952.13/x
  3. Step 3: Cross multiply
    89,787.58x = 123,905.14 × 48,952.13
  4. Step 4: Simplify right side
    89,787.58x = 6,065,420,520.95
  5. Step 5: Solve for x
    x = 6,065,420,520.95/89,787.58
  6. Step 6: Final answer
    x = 67,553.00

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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.