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Finding the Fourth Proportional to 162,649.58, 243,787.14 and 62,765.60

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Solution

The fourth proportional to 162,649.58, 243,787.14 and 62,765.60 is: 94,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,649.58 : 243,787.14 = 62,765.60 : x
  2. Step 2: Convert to fraction form
    162,649.58/243,787.14 = 62,765.60/x
  3. Step 3: Cross multiply
    162,649.58x = 243,787.14 × 62,765.60
  4. Step 4: Simplify right side
    162,649.58x = 15,301,446,114.38
  5. Step 5: Solve for x
    x = 15,301,446,114.38/162,649.58
  6. Step 6: Final answer
    x = 94,076.15

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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.