Home / 158,545.44-218,761.89-94,002.75

Finding the Fourth Proportional to 158,545.44, 218,761.89 and 94,002.75

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Solution

The fourth proportional to 158,545.44, 218,761.89 and 94,002.75 is: 129,705.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,545.44 : 218,761.89 = 94,002.75 : x
  2. Step 2: Convert to fraction form
    158,545.44/218,761.89 = 94,002.75/x
  3. Step 3: Cross multiply
    158,545.44x = 218,761.89 × 94,002.75
  4. Step 4: Simplify right side
    158,545.44x = 20,564,219,431.45
  5. Step 5: Solve for x
    x = 20,564,219,431.45/158,545.44
  6. Step 6: Final answer
    x = 129,705.52

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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.