Home / 162,247.28-243,394.32-49,937.12

Finding the Fourth Proportional to 162,247.28, 243,394.32 and 49,937.12

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Solution

The fourth proportional to 162,247.28, 243,394.32 and 49,937.12 is: 74,912.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,247.28 : 243,394.32 = 49,937.12 : x
  2. Step 2: Convert to fraction form
    162,247.28/243,394.32 = 49,937.12/x
  3. Step 3: Cross multiply
    162,247.28x = 243,394.32 × 49,937.12
  4. Step 4: Simplify right side
    162,247.28x = 12,154,411,365.16
  5. Step 5: Solve for x
    x = 12,154,411,365.16/162,247.28
  6. Step 6: Final answer
    x = 74,912.88

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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.