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Finding the Fourth Proportional to 160,349.40, 240,545.70 and 55,200.60

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Solution

The fourth proportional to 160,349.40, 240,545.70 and 55,200.60 is: 82,808.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,349.40 : 240,545.70 = 55,200.60 : x
  2. Step 2: Convert to fraction form
    160,349.40/240,545.70 = 55,200.60/x
  3. Step 3: Cross multiply
    160,349.40x = 240,545.70 × 55,200.60
  4. Step 4: Simplify right side
    160,349.40x = 13,278,266,967.42
  5. Step 5: Solve for x
    x = 13,278,266,967.42/160,349.40
  6. Step 6: Final answer
    x = 82,808.34

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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.