Home / 179,569.34-247,807.38-98,999.72

Finding the Fourth Proportional to 179,569.34, 247,807.38 and 98,999.72

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Solution

The fourth proportional to 179,569.34, 247,807.38 and 98,999.72 is: 136,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,569.34 : 247,807.38 = 98,999.72 : x
  2. Step 2: Convert to fraction form
    179,569.34/247,807.38 = 98,999.72/x
  3. Step 3: Cross multiply
    179,569.34x = 247,807.38 × 98,999.72
  4. Step 4: Simplify right side
    179,569.34x = 24,532,861,233.93
  5. Step 5: Solve for x
    x = 24,532,861,233.93/179,569.34
  6. Step 6: Final answer
    x = 136,620.55

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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.