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Finding the Fourth Proportional to 162,565.38, 224,375.34 and 98,923.68

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Solution

The fourth proportional to 162,565.38, 224,375.34 and 98,923.68 is: 136,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,565.38 : 224,375.34 = 98,923.68 : x
  2. Step 2: Convert to fraction form
    162,565.38/224,375.34 = 98,923.68/x
  3. Step 3: Cross multiply
    162,565.38x = 224,375.34 × 98,923.68
  4. Step 4: Simplify right side
    162,565.38x = 22,196,034,334.05
  5. Step 5: Solve for x
    x = 22,196,034,334.05/162,565.38
  6. Step 6: Final answer
    x = 136,536.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.