Home / 261,023.31-360,200.12-147,846.87

Finding the Fourth Proportional to 261,023.31, 360,200.12 and 147,846.87

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Solution

The fourth proportional to 261,023.31, 360,200.12 and 147,846.87 is: 204,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,023.31 : 360,200.12 = 147,846.87 : x
  2. Step 2: Convert to fraction form
    261,023.31/360,200.12 = 147,846.87/x
  3. Step 3: Cross multiply
    261,023.31x = 360,200.12 × 147,846.87
  4. Step 4: Simplify right side
    261,023.31x = 53,254,459,576.39
  5. Step 5: Solve for x
    x = 53,254,459,576.39/261,023.31
  6. Step 6: Final answer
    x = 204,021.85

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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.