Home / 125,160.34-172,725.42-68,575.36

Finding the Fourth Proportional to 125,160.34, 172,725.42 and 68,575.36

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Solution

The fourth proportional to 125,160.34, 172,725.42 and 68,575.36 is: 94,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,160.34 : 172,725.42 = 68,575.36 : x
  2. Step 2: Convert to fraction form
    125,160.34/172,725.42 = 68,575.36/x
  3. Step 3: Cross multiply
    125,160.34x = 172,725.42 × 68,575.36
  4. Step 4: Simplify right side
    125,160.34x = 11,844,707,857.65
  5. Step 5: Solve for x
    x = 11,844,707,857.65/125,160.34
  6. Step 6: Final answer
    x = 94,636.27

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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.