Home / 179,345.19-247,487.72-98,776.11

Finding the Fourth Proportional to 179,345.19, 247,487.72 and 98,776.11

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Solution

The fourth proportional to 179,345.19, 247,487.72 and 98,776.11 is: 136,306.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,345.19 : 247,487.72 = 98,776.11 : x
  2. Step 2: Convert to fraction form
    179,345.19/247,487.72 = 98,776.11/x
  3. Step 3: Cross multiply
    179,345.19x = 247,487.72 × 98,776.11
  4. Step 4: Simplify right side
    179,345.19x = 24,445,873,760.49
  5. Step 5: Solve for x
    x = 24,445,873,760.49/179,345.19
  6. Step 6: Final answer
    x = 136,306.27

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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.