Home / 158,188.74-218,266.70-93,678.24

Finding the Fourth Proportional to 158,188.74, 218,266.70 and 93,678.24

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Solution

The fourth proportional to 158,188.74, 218,266.70 and 93,678.24 is: 129,255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,188.74 : 218,266.70 = 93,678.24 : x
  2. Step 2: Convert to fraction form
    158,188.74/218,266.70 = 93,678.24/x
  3. Step 3: Cross multiply
    158,188.74x = 218,266.70 × 93,678.24
  4. Step 4: Simplify right side
    158,188.74x = 20,446,840,306.61
  5. Step 5: Solve for x
    x = 20,446,840,306.61/158,188.74
  6. Step 6: Final answer
    x = 129,255.98

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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.