Home / 124,832.66-172,269.06-68,244.02

Finding the Fourth Proportional to 124,832.66, 172,269.06 and 68,244.02

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Solution

The fourth proportional to 124,832.66, 172,269.06 and 68,244.02 is: 94,176.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,832.66 : 172,269.06 = 68,244.02 : x
  2. Step 2: Convert to fraction form
    124,832.66/172,269.06 = 68,244.02/x
  3. Step 3: Cross multiply
    124,832.66x = 172,269.06 × 68,244.02
  4. Step 4: Simplify right side
    124,832.66x = 11,756,333,176.02
  5. Step 5: Solve for x
    x = 11,756,333,176.02/124,832.66
  6. Step 6: Final answer
    x = 94,176.74

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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.