Home / 78,298.35-108,050.20-44,306.21

Finding the Fourth Proportional to 78,298.35, 108,050.20 and 44,306.21

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Solution

The fourth proportional to 78,298.35, 108,050.20 and 44,306.21 is: 61,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,298.35 : 108,050.20 = 44,306.21 : x
  2. Step 2: Convert to fraction form
    78,298.35/108,050.20 = 44,306.21/x
  3. Step 3: Cross multiply
    78,298.35x = 108,050.20 × 44,306.21
  4. Step 4: Simplify right side
    78,298.35x = 4,787,294,652.54
  5. Step 5: Solve for x
    x = 4,787,294,652.54/78,298.35
  6. Step 6: Final answer
    x = 61,141.71

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1.5x scale

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.