Home / 179,031.38-247,058.38-98,458.90

Finding the Fourth Proportional to 179,031.38, 247,058.38 and 98,458.90

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Solution

The fourth proportional to 179,031.38, 247,058.38 and 98,458.90 is: 135,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,031.38 : 247,058.38 = 98,458.90 : x
  2. Step 2: Convert to fraction form
    179,031.38/247,058.38 = 98,458.90/x
  3. Step 3: Cross multiply
    179,031.38x = 247,058.38 × 98,458.90
  4. Step 4: Simplify right side
    179,031.38x = 24,325,095,466.79
  5. Step 5: Solve for x
    x = 24,325,095,466.79/179,031.38
  6. Step 6: Final answer
    x = 135,870.57

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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.