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Finding the Fourth Proportional to 162,387.64, 224,123.46 and 94,425.64

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Solution

The fourth proportional to 162,387.64, 224,123.46 and 94,425.64 is: 130,323.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,387.64 : 224,123.46 = 94,425.64 : x
  2. Step 2: Convert to fraction form
    162,387.64/224,123.46 = 94,425.64/x
  3. Step 3: Cross multiply
    162,387.64x = 224,123.46 × 94,425.64
  4. Step 4: Simplify right side
    162,387.64x = 21,163,001,149.51
  5. Step 5: Solve for x
    x = 21,163,001,149.51/162,387.64
  6. Step 6: Final answer
    x = 130,323.97

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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.