Home / 124,079.69-171,260.38-70,396.13

Finding the Fourth Proportional to 124,079.69, 171,260.38 and 70,396.13

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Solution

The fourth proportional to 124,079.69, 171,260.38 and 70,396.13 is: 97,163.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,079.69 : 171,260.38 = 70,396.13 : x
  2. Step 2: Convert to fraction form
    124,079.69/171,260.38 = 70,396.13/x
  3. Step 3: Cross multiply
    124,079.69x = 171,260.38 × 70,396.13
  4. Step 4: Simplify right side
    124,079.69x = 12,056,067,118.03
  5. Step 5: Solve for x
    x = 12,056,067,118.03/124,079.69
  6. Step 6: Final answer
    x = 97,163.91

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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.