Home / 162,176.10-243,264.15-117,593.70

Finding the Fourth Proportional to 162,176.10, 243,264.15 and 117,593.70

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Solution

The fourth proportional to 162,176.10, 243,264.15 and 117,593.70 is: 176,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,176.10 : 243,264.15 = 117,593.70 : x
  2. Step 2: Convert to fraction form
    162,176.10/243,264.15 = 117,593.70/x
  3. Step 3: Cross multiply
    162,176.10x = 243,264.15 × 117,593.70
  4. Step 4: Simplify right side
    162,176.10x = 28,606,331,475.86
  5. Step 5: Solve for x
    x = 28,606,331,475.86/162,176.10
  6. Step 6: Final answer
    x = 176,390.55

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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.