Home / 162,329.67-243,496.13-57,149.55

Finding the Fourth Proportional to 162,329.67, 243,496.13 and 57,149.55

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Solution

The fourth proportional to 162,329.67, 243,496.13 and 57,149.55 is: 85,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,329.67 : 243,496.13 = 57,149.55 : x
  2. Step 2: Convert to fraction form
    162,329.67/243,496.13 = 57,149.55/x
  3. Step 3: Cross multiply
    162,329.67x = 243,496.13 × 57,149.55
  4. Step 4: Simplify right side
    162,329.67x = 13,915,693,970.49
  5. Step 5: Solve for x
    x = 13,915,693,970.49/162,329.67
  6. Step 6: Final answer
    x = 85,724.90

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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.