Home / 130,297.26-195,625.26-66,298.65

Finding the Fourth Proportional to 130,297.26, 195,625.26 and 66,298.65

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Solution

The fourth proportional to 130,297.26, 195,625.26 and 66,298.65 is: 99,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,297.26 : 195,625.26 = 66,298.65 : x
  2. Step 2: Convert to fraction form
    130,297.26/195,625.26 = 66,298.65/x
  3. Step 3: Cross multiply
    130,297.26x = 195,625.26 × 66,298.65
  4. Step 4: Simplify right side
    130,297.26x = 12,969,690,643.90
  5. Step 5: Solve for x
    x = 12,969,690,643.90/130,297.26
  6. Step 6: Final answer
    x = 99,539.24

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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.