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Finding the Fourth Proportional to 158,104.80, 237,286.80 and 152,920.80

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Solution

The fourth proportional to 158,104.80, 237,286.80 and 152,920.80 is: 229,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,104.80 : 237,286.80 = 152,920.80 : x
  2. Step 2: Convert to fraction form
    158,104.80/237,286.80 = 152,920.80/x
  3. Step 3: Cross multiply
    158,104.80x = 237,286.80 × 152,920.80
  4. Step 4: Simplify right side
    158,104.80x = 36,286,087,285.44
  5. Step 5: Solve for x
    x = 36,286,087,285.44/158,104.80
  6. Step 6: Final answer
    x = 229,506.55

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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.