Home / 162,813.30-244,219.95-103,691.40

Finding the Fourth Proportional to 162,813.30, 244,219.95 and 103,691.40

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Solution

The fourth proportional to 162,813.30, 244,219.95 and 103,691.40 is: 155,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,813.30 : 244,219.95 = 103,691.40 : x
  2. Step 2: Convert to fraction form
    162,813.30/244,219.95 = 103,691.40/x
  3. Step 3: Cross multiply
    162,813.30x = 244,219.95 × 103,691.40
  4. Step 4: Simplify right side
    162,813.30x = 25,323,508,523.43
  5. Step 5: Solve for x
    x = 25,323,508,523.43/162,813.30
  6. Step 6: Final answer
    x = 155,537.10

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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.