Home / 140,347.92-193,680.18-75,817.18

Finding the Fourth Proportional to 140,347.92, 193,680.18 and 75,817.18

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Solution

The fourth proportional to 140,347.92, 193,680.18 and 75,817.18 is: 104,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,347.92 : 193,680.18 = 75,817.18 : x
  2. Step 2: Convert to fraction form
    140,347.92/193,680.18 = 75,817.18/x
  3. Step 3: Cross multiply
    140,347.92x = 193,680.18 × 75,817.18
  4. Step 4: Simplify right side
    140,347.92x = 14,684,285,311.59
  5. Step 5: Solve for x
    x = 14,684,285,311.59/140,347.92
  6. Step 6: Final answer
    x = 104,627.73

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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.