Home / 162,089.54-243,115.17-43,770.10

Finding the Fourth Proportional to 162,089.54, 243,115.17 and 43,770.10

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Solution

The fourth proportional to 162,089.54, 243,115.17 and 43,770.10 is: 65,649.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,089.54 : 243,115.17 = 43,770.10 : x
  2. Step 2: Convert to fraction form
    162,089.54/243,115.17 = 43,770.10/x
  3. Step 3: Cross multiply
    162,089.54x = 243,115.17 × 43,770.10
  4. Step 4: Simplify right side
    162,089.54x = 10,641,175,302.42
  5. Step 5: Solve for x
    x = 10,641,175,302.42/162,089.54
  6. Step 6: Final answer
    x = 65,649.98

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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.