Home / 98,129.85-147,096.35-45,576.24

Finding the Fourth Proportional to 98,129.85, 147,096.35 and 45,576.24

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Solution

The fourth proportional to 98,129.85, 147,096.35 and 45,576.24 is: 68,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,129.85 : 147,096.35 = 45,576.24 : x
  2. Step 2: Convert to fraction form
    98,129.85/147,096.35 = 45,576.24/x
  3. Step 3: Cross multiply
    98,129.85x = 147,096.35 × 45,576.24
  4. Step 4: Simplify right side
    98,129.85x = 6,704,098,550.72
  5. Step 5: Solve for x
    x = 6,704,098,550.72/98,129.85
  6. Step 6: Final answer
    x = 68,318.65

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1.5x scale

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.