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Finding the Fourth Proportional to 162,364.52, 224,043.60 and 89,757.60

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Solution

The fourth proportional to 162,364.52, 224,043.60 and 89,757.60 is: 123,854.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,364.52 : 224,043.60 = 89,757.60 : x
  2. Step 2: Convert to fraction form
    162,364.52/224,043.60 = 89,757.60/x
  3. Step 3: Cross multiply
    162,364.52x = 224,043.60 × 89,757.60
  4. Step 4: Simplify right side
    162,364.52x = 20,109,615,831.36
  5. Step 5: Solve for x
    x = 20,109,615,831.36/162,364.52
  6. Step 6: Final answer
    x = 123,854.74

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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.