Home / 179,309.24-247,436.96-98,721.48

Finding the Fourth Proportional to 179,309.24, 247,436.96 and 98,721.48

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Solution

The fourth proportional to 179,309.24, 247,436.96 and 98,721.48 is: 136,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,309.24 : 247,436.96 = 98,721.48 : x
  2. Step 2: Convert to fraction form
    179,309.24/247,436.96 = 98,721.48/x
  3. Step 3: Cross multiply
    179,309.24x = 247,436.96 × 98,721.48
  4. Step 4: Simplify right side
    179,309.24x = 24,427,342,897.90
  5. Step 5: Solve for x
    x = 24,427,342,897.90/179,309.24
  6. Step 6: Final answer
    x = 136,230.25

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1.5x scale

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.