Home / 179,174.79-247,267.02-102,708.36

Finding the Fourth Proportional to 179,174.79, 247,267.02 and 102,708.36

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Solution

The fourth proportional to 179,174.79, 247,267.02 and 102,708.36 is: 141,740.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,174.79 : 247,267.02 = 102,708.36 : x
  2. Step 2: Convert to fraction form
    179,174.79/247,267.02 = 102,708.36/x
  3. Step 3: Cross multiply
    179,174.79x = 247,267.02 × 102,708.36
  4. Step 4: Simplify right side
    179,174.79x = 25,396,390,106.29
  5. Step 5: Solve for x
    x = 25,396,390,106.29/179,174.79
  6. Step 6: Final answer
    x = 141,740.87

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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.