Home / 162,251.79-243,400.76-49,941.38

Finding the Fourth Proportional to 162,251.79, 243,400.76 and 49,941.38

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Solution

The fourth proportional to 162,251.79, 243,400.76 and 49,941.38 is: 74,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,251.79 : 243,400.76 = 49,941.38 : x
  2. Step 2: Convert to fraction form
    162,251.79/243,400.76 = 49,941.38/x
  3. Step 3: Cross multiply
    162,251.79x = 243,400.76 × 49,941.38
  4. Step 4: Simplify right side
    162,251.79x = 12,155,768,380.74
  5. Step 5: Solve for x
    x = 12,155,768,380.74/162,251.79
  6. Step 6: Final answer
    x = 74,919.16

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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.