Home / 178,769.06-246,740.60-123,655.92

Finding the Fourth Proportional to 178,769.06, 246,740.60 and 123,655.92

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Solution

The fourth proportional to 178,769.06, 246,740.60 and 123,655.92 is: 170,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,769.06 : 246,740.60 = 123,655.92 : x
  2. Step 2: Convert to fraction form
    178,769.06/246,740.60 = 123,655.92/x
  3. Step 3: Cross multiply
    178,769.06x = 246,740.60 × 123,655.92
  4. Step 4: Simplify right side
    178,769.06x = 30,510,935,894.35
  5. Step 5: Solve for x
    x = 30,510,935,894.35/178,769.06
  6. Step 6: Final answer
    x = 170,672.35

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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.