Home / 89,240.83-123,153.99-48,956.65

Finding the Fourth Proportional to 89,240.83, 123,153.99 and 48,956.65

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Solution

The fourth proportional to 89,240.83, 123,153.99 and 48,956.65 is: 67,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,240.83 : 123,153.99 = 48,956.65 : x
  2. Step 2: Convert to fraction form
    89,240.83/123,153.99 = 48,956.65/x
  3. Step 3: Cross multiply
    89,240.83x = 123,153.99 × 48,956.65
  4. Step 4: Simplify right side
    89,240.83x = 6,029,206,784.53
  5. Step 5: Solve for x
    x = 6,029,206,784.53/89,240.83
  6. Step 6: Final answer
    x = 67,561.08

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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.