Home / 124,837.44-172,275.66-68,248.80

Finding the Fourth Proportional to 124,837.44, 172,275.66 and 68,248.80

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Solution

The fourth proportional to 124,837.44, 172,275.66 and 68,248.80 is: 94,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,837.44 : 172,275.66 = 68,248.80 : x
  2. Step 2: Convert to fraction form
    124,837.44/172,275.66 = 68,248.80/x
  3. Step 3: Cross multiply
    124,837.44x = 172,275.66 × 68,248.80
  4. Step 4: Simplify right side
    124,837.44x = 11,757,607,064.21
  5. Step 5: Solve for x
    x = 11,757,607,064.21/124,837.44
  6. Step 6: Final answer
    x = 94,183.34

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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.