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Finding the Fourth Proportional to 162,651.58, 243,790.14 and 62,767.60

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Solution

The fourth proportional to 162,651.58, 243,790.14 and 62,767.60 is: 94,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,651.58 : 243,790.14 = 62,767.60 : x
  2. Step 2: Convert to fraction form
    162,651.58/243,790.14 = 62,767.60/x
  3. Step 3: Cross multiply
    162,651.58x = 243,790.14 × 62,767.60
  4. Step 4: Simplify right side
    162,651.58x = 15,302,121,991.46
  5. Step 5: Solve for x
    x = 15,302,121,991.46/162,651.58
  6. Step 6: Final answer
    x = 94,079.15

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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.