Home / 261,377.28-360,700.70-148,200.03

Finding the Fourth Proportional to 261,377.28, 360,700.70 and 148,200.03

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Solution

The fourth proportional to 261,377.28, 360,700.70 and 148,200.03 is: 204,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,377.28 : 360,700.70 = 148,200.03 : x
  2. Step 2: Convert to fraction form
    261,377.28/360,700.70 = 148,200.03/x
  3. Step 3: Cross multiply
    261,377.28x = 360,700.70 × 148,200.03
  4. Step 4: Simplify right side
    261,377.28x = 53,455,853,820.02
  5. Step 5: Solve for x
    x = 53,455,853,820.02/261,377.28
  6. Step 6: Final answer
    x = 204,516.07

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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.