Home / 179,282.40-247,411.40-98,711.56

Finding the Fourth Proportional to 179,282.40, 247,411.40 and 98,711.56

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Solution

The fourth proportional to 179,282.40, 247,411.40 and 98,711.56 is: 136,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,282.40 : 247,411.40 = 98,711.56 : x
  2. Step 2: Convert to fraction form
    179,282.40/247,411.40 = 98,711.56/x
  3. Step 3: Cross multiply
    179,282.40x = 247,411.40 × 98,711.56
  4. Step 4: Simplify right side
    179,282.40x = 24,422,365,255.78
  5. Step 5: Solve for x
    x = 24,422,365,255.78/179,282.40
  6. Step 6: Final answer
    x = 136,222.88

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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.