Home / 180,947.74-271,422.64-47,826.59

Finding the Fourth Proportional to 180,947.74, 271,422.64 and 47,826.59

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Solution

The fourth proportional to 180,947.74, 271,422.64 and 47,826.59 is: 71,740.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,947.74 : 271,422.64 = 47,826.59 : x
  2. Step 2: Convert to fraction form
    180,947.74/271,422.64 = 47,826.59/x
  3. Step 3: Cross multiply
    180,947.74x = 271,422.64 × 47,826.59
  4. Step 4: Simplify right side
    180,947.74x = 12,981,219,320.00
  5. Step 5: Solve for x
    x = 12,981,219,320.00/180,947.74
  6. Step 6: Final answer
    x = 71,740.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.