Home / 58,331.40-87,399.90-54,832.20

Finding the Fourth Proportional to 58,331.40, 87,399.90 and 54,832.20

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Solution

The fourth proportional to 58,331.40, 87,399.90 and 54,832.20 is: 82,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,331.40 : 87,399.90 = 54,832.20 : x
  2. Step 2: Convert to fraction form
    58,331.40/87,399.90 = 54,832.20/x
  3. Step 3: Cross multiply
    58,331.40x = 87,399.90 × 54,832.20
  4. Step 4: Simplify right side
    58,331.40x = 4,792,328,796.78
  5. Step 5: Solve for x
    x = 4,792,328,796.78/58,331.40
  6. Step 6: Final answer
    x = 82,156.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.