Home / 130,506.68-195,734.10-63,918.20

Finding the Fourth Proportional to 130,506.68, 195,734.10 and 63,918.20

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Solution

The fourth proportional to 130,506.68, 195,734.10 and 63,918.20 is: 95,864.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,506.68 : 195,734.10 = 63,918.20 : x
  2. Step 2: Convert to fraction form
    130,506.68/195,734.10 = 63,918.20/x
  3. Step 3: Cross multiply
    130,506.68x = 195,734.10 × 63,918.20
  4. Step 4: Simplify right side
    130,506.68x = 12,510,971,350.62
  5. Step 5: Solve for x
    x = 12,510,971,350.62/130,506.68
  6. Step 6: Final answer
    x = 95,864.61

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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.