Home / 42,115.08-58,118.34-23,251.80

Finding the Fourth Proportional to 42,115.08, 58,118.34 and 23,251.80

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Solution

The fourth proportional to 42,115.08, 58,118.34 and 23,251.80 is: 32,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.08 : 58,118.34 = 23,251.80 : x
  2. Step 2: Convert to fraction form
    42,115.08/58,118.34 = 23,251.80/x
  3. Step 3: Cross multiply
    42,115.08x = 58,118.34 × 23,251.80
  4. Step 4: Simplify right side
    42,115.08x = 1,351,356,018.01
  5. Step 5: Solve for x
    x = 1,351,356,018.01/42,115.08
  6. Step 6: Final answer
    x = 32,087.22

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Double scale
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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.