Home / 89,534.68-123,558.12-49,252.56

Finding the Fourth Proportional to 89,534.68, 123,558.12 and 49,252.56

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Solution

The fourth proportional to 89,534.68, 123,558.12 and 49,252.56 is: 67,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,534.68 : 123,558.12 = 49,252.56 : x
  2. Step 2: Convert to fraction form
    89,534.68/123,558.12 = 49,252.56/x
  3. Step 3: Cross multiply
    89,534.68x = 123,558.12 × 49,252.56
  4. Step 4: Simplify right side
    89,534.68x = 6,085,553,718.79
  5. Step 5: Solve for x
    x = 6,085,553,718.79/89,534.68
  6. Step 6: Final answer
    x = 67,968.68

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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.