Home / 174,175.35-240,380.78-98,715.75

Finding the Fourth Proportional to 174,175.35, 240,380.78 and 98,715.75

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Solution

The fourth proportional to 174,175.35, 240,380.78 and 98,715.75 is: 136,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,175.35 : 240,380.78 = 98,715.75 : x
  2. Step 2: Convert to fraction form
    174,175.35/240,380.78 = 98,715.75/x
  3. Step 3: Cross multiply
    174,175.35x = 240,380.78 × 98,715.75
  4. Step 4: Simplify right side
    174,175.35x = 23,729,368,489.71
  5. Step 5: Solve for x
    x = 23,729,368,489.71/174,175.35
  6. Step 6: Final answer
    x = 136,238.39

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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.