Home / 89,592.29-123,585.93-55,999.97

Finding the Fourth Proportional to 89,592.29, 123,585.93 and 55,999.97

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Solution

The fourth proportional to 89,592.29, 123,585.93 and 55,999.97 is: 77,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,592.29 : 123,585.93 = 55,999.97 : x
  2. Step 2: Convert to fraction form
    89,592.29/123,585.93 = 55,999.97/x
  3. Step 3: Cross multiply
    89,592.29x = 123,585.93 × 55,999.97
  4. Step 4: Simplify right side
    89,592.29x = 6,920,808,217.94
  5. Step 5: Solve for x
    x = 6,920,808,217.94/89,592.29
  6. Step 6: Final answer
    x = 77,247.81

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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.