Home / 162,079.96-243,127.50-49,755.64

Finding the Fourth Proportional to 162,079.96, 243,127.50 and 49,755.64

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Solution

The fourth proportional to 162,079.96, 243,127.50 and 49,755.64 is: 74,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,079.96 : 243,127.50 = 49,755.64 : x
  2. Step 2: Convert to fraction form
    162,079.96/243,127.50 = 49,755.64/x
  3. Step 3: Cross multiply
    162,079.96x = 243,127.50 × 49,755.64
  4. Step 4: Simplify right side
    162,079.96x = 12,096,964,364.10
  5. Step 5: Solve for x
    x = 12,096,964,364.10/162,079.96
  6. Step 6: Final answer
    x = 74,635.78

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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.