Home / 42,302.57-58,379.87-23,439.29

Finding the Fourth Proportional to 42,302.57, 58,379.87 and 23,439.29

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Solution

The fourth proportional to 42,302.57, 58,379.87 and 23,439.29 is: 32,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,302.57 : 58,379.87 = 23,439.29 : x
  2. Step 2: Convert to fraction form
    42,302.57/58,379.87 = 23,439.29/x
  3. Step 3: Cross multiply
    42,302.57x = 58,379.87 × 23,439.29
  4. Step 4: Simplify right side
    42,302.57x = 1,368,382,469.79
  5. Step 5: Solve for x
    x = 1,368,382,469.79/42,302.57
  6. Step 6: Final answer
    x = 32,347.51

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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.