Home / 179,248.78-247,370.37-98,683.79

Finding the Fourth Proportional to 179,248.78, 247,370.37 and 98,683.79

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Solution

The fourth proportional to 179,248.78, 247,370.37 and 98,683.79 is: 136,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,248.78 : 247,370.37 = 98,683.79 : x
  2. Step 2: Convert to fraction form
    179,248.78/247,370.37 = 98,683.79/x
  3. Step 3: Cross multiply
    179,248.78x = 247,370.37 × 98,683.79
  4. Step 4: Simplify right side
    179,248.78x = 24,411,445,645.30
  5. Step 5: Solve for x
    x = 24,411,445,645.30/179,248.78
  6. Step 6: Final answer
    x = 136,187.52

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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.