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Finding the Fourth Proportional to 162,538.56, 224,212.92 and 94,547.88

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Solution

The fourth proportional to 162,538.56, 224,212.92 and 94,547.88 is: 130,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,538.56 : 224,212.92 = 94,547.88 : x
  2. Step 2: Convert to fraction form
    162,538.56/224,212.92 = 94,547.88/x
  3. Step 3: Cross multiply
    162,538.56x = 224,212.92 × 94,547.88
  4. Step 4: Simplify right side
    162,538.56x = 21,198,856,254.61
  5. Step 5: Solve for x
    x = 21,198,856,254.61/162,538.56
  6. Step 6: Final answer
    x = 130,423.55

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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.