Home / 178,984.29-247,004.70-98,417.97

Finding the Fourth Proportional to 178,984.29, 247,004.70 and 98,417.97

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Solution

The fourth proportional to 178,984.29, 247,004.70 and 98,417.97 is: 135,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,984.29 : 247,004.70 = 98,417.97 : x
  2. Step 2: Convert to fraction form
    178,984.29/247,004.70 = 98,417.97/x
  3. Step 3: Cross multiply
    178,984.29x = 247,004.70 × 98,417.97
  4. Step 4: Simplify right side
    178,984.29x = 24,309,701,154.46
  5. Step 5: Solve for x
    x = 24,309,701,154.46/178,984.29
  6. Step 6: Final answer
    x = 135,820.31

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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.