Home / 78,935.12-108,930.42-44,941.85

Finding the Fourth Proportional to 78,935.12, 108,930.42 and 44,941.85

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Solution

The fourth proportional to 78,935.12, 108,930.42 and 44,941.85 is: 62,019.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,935.12 : 108,930.42 = 44,941.85 : x
  2. Step 2: Convert to fraction form
    78,935.12/108,930.42 = 44,941.85/x
  3. Step 3: Cross multiply
    78,935.12x = 108,930.42 × 44,941.85
  4. Step 4: Simplify right side
    78,935.12x = 4,895,534,051.42
  5. Step 5: Solve for x
    x = 4,895,534,051.42/78,935.12
  6. Step 6: Final answer
    x = 62,019.72

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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.