Home / 179,219.79-247,314.47-98,654.36

Finding the Fourth Proportional to 179,219.79, 247,314.47 and 98,654.36

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Solution

The fourth proportional to 179,219.79, 247,314.47 and 98,654.36 is: 136,138.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,219.79 : 247,314.47 = 98,654.36 : x
  2. Step 2: Convert to fraction form
    179,219.79/247,314.47 = 98,654.36/x
  3. Step 3: Cross multiply
    179,219.79x = 247,314.47 × 98,654.36
  4. Step 4: Simplify right side
    179,219.79x = 24,398,649,026.75
  5. Step 5: Solve for x
    x = 24,398,649,026.75/179,219.79
  6. Step 6: Final answer
    x = 136,138.14

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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.