Home / 113,655.10-170,224.57-88,149.87

Finding the Fourth Proportional to 113,655.10, 170,224.57 and 88,149.87

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Solution

The fourth proportional to 113,655.10, 170,224.57 and 88,149.87 is: 132,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,655.10 : 170,224.57 = 88,149.87 : x
  2. Step 2: Convert to fraction form
    113,655.10/170,224.57 = 88,149.87/x
  3. Step 3: Cross multiply
    113,655.10x = 170,224.57 × 88,149.87
  4. Step 4: Simplify right side
    113,655.10x = 15,005,273,826.49
  5. Step 5: Solve for x
    x = 15,005,273,826.49/113,655.10
  6. Step 6: Final answer
    x = 132,024.64

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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.