Home / 124,767.75-172,180.71-68,180.34

Finding the Fourth Proportional to 124,767.75, 172,180.71 and 68,180.34

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Solution

The fourth proportional to 124,767.75, 172,180.71 and 68,180.34 is: 94,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,767.75 : 172,180.71 = 68,180.34 : x
  2. Step 2: Convert to fraction form
    124,767.75/172,180.71 = 68,180.34/x
  3. Step 3: Cross multiply
    124,767.75x = 172,180.71 × 68,180.34
  4. Step 4: Simplify right side
    124,767.75x = 11,739,339,349.24
  5. Step 5: Solve for x
    x = 11,739,339,349.24/124,767.75
  6. Step 6: Final answer
    x = 94,089.53

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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.