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Finding the Fourth Proportional to 179,398.76, 247,570.29 and 98,826.23

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Solution

The fourth proportional to 179,398.76, 247,570.29 and 98,826.23 is: 136,380.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,398.76 : 247,570.29 = 98,826.23 : x
  2. Step 2: Convert to fraction form
    179,398.76/247,570.29 = 98,826.23/x
  3. Step 3: Cross multiply
    179,398.76x = 247,570.29 × 98,826.23
  4. Step 4: Simplify right side
    179,398.76x = 24,466,439,039.63
  5. Step 5: Solve for x
    x = 24,466,439,039.63/179,398.76
  6. Step 6: Final answer
    x = 136,380.21

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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.