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Finding the Fourth Proportional to 82,677.93, 124,014.15 and 35,930.85

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Solution

The fourth proportional to 82,677.93, 124,014.15 and 35,930.85 is: 53,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,677.93 : 124,014.15 = 35,930.85 : x
  2. Step 2: Convert to fraction form
    82,677.93/124,014.15 = 35,930.85/x
  3. Step 3: Cross multiply
    82,677.93x = 124,014.15 × 35,930.85
  4. Step 4: Simplify right side
    82,677.93x = 4,455,933,821.53
  5. Step 5: Solve for x
    x = 4,455,933,821.53/82,677.93
  6. Step 6: Final answer
    x = 53,895.08

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1.5x scale

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.