Home / 124,896.75-172,357.65-68,308.26

Finding the Fourth Proportional to 124,896.75, 172,357.65 and 68,308.26

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Solution

The fourth proportional to 124,896.75, 172,357.65 and 68,308.26 is: 94,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,896.75 : 172,357.65 = 68,308.26 : x
  2. Step 2: Convert to fraction form
    124,896.75/172,357.65 = 68,308.26/x
  3. Step 3: Cross multiply
    124,896.75x = 172,357.65 × 68,308.26
  4. Step 4: Simplify right side
    124,896.75x = 11,773,451,169.19
  5. Step 5: Solve for x
    x = 11,773,451,169.19/124,896.75
  6. Step 6: Final answer
    x = 94,265.47

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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.