Home / 125,498.16-173,164.68-71,049.96

Finding the Fourth Proportional to 125,498.16, 173,164.68 and 71,049.96

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Solution

The fourth proportional to 125,498.16, 173,164.68 and 71,049.96 is: 98,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,498.16 : 173,164.68 = 71,049.96 : x
  2. Step 2: Convert to fraction form
    125,498.16/173,164.68 = 71,049.96/x
  3. Step 3: Cross multiply
    125,498.16x = 173,164.68 × 71,049.96
  4. Step 4: Simplify right side
    125,498.16x = 12,303,343,587.41
  5. Step 5: Solve for x
    x = 12,303,343,587.41/125,498.16
  6. Step 6: Final answer
    x = 98,036.05

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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.