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Finding the Fourth Proportional to 162,425.31, 243,544.45 and 62,572.52

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Solution

The fourth proportional to 162,425.31, 243,544.45 and 62,572.52 is: 93,822.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,425.31 : 243,544.45 = 62,572.52 : x
  2. Step 2: Convert to fraction form
    162,425.31/243,544.45 = 62,572.52/x
  3. Step 3: Cross multiply
    162,425.31x = 243,544.45 × 62,572.52
  4. Step 4: Simplify right side
    162,425.31x = 15,239,189,968.51
  5. Step 5: Solve for x
    x = 15,239,189,968.51/162,425.31
  6. Step 6: Final answer
    x = 93,822.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.