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Finding the Fourth Proportional to 162,332.86, 224,015.17 and 90,713.47

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Solution

The fourth proportional to 162,332.86, 224,015.17 and 90,713.47 is: 125,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,332.86 : 224,015.17 = 90,713.47 : x
  2. Step 2: Convert to fraction form
    162,332.86/224,015.17 = 90,713.47/x
  3. Step 3: Cross multiply
    162,332.86x = 224,015.17 × 90,713.47
  4. Step 4: Simplify right side
    162,332.86x = 20,321,193,206.63
  5. Step 5: Solve for x
    x = 20,321,193,206.63/162,332.86
  6. Step 6: Final answer
    x = 125,182.25

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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.