Home / 181,626.80-272,450.45-55,271.17

Finding the Fourth Proportional to 181,626.80, 272,450.45 and 55,271.17

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Solution

The fourth proportional to 181,626.80, 272,450.45 and 55,271.17 is: 82,909.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,626.80 : 272,450.45 = 55,271.17 : x
  2. Step 2: Convert to fraction form
    181,626.80/272,450.45 = 55,271.17/x
  3. Step 3: Cross multiply
    181,626.80x = 272,450.45 × 55,271.17
  4. Step 4: Simplify right side
    181,626.80x = 15,058,655,138.53
  5. Step 5: Solve for x
    x = 15,058,655,138.53/181,626.80
  6. Step 6: Final answer
    x = 82,909.87

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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.