Home / 145,974.48-201,499.56-95,676.72

Finding the Fourth Proportional to 145,974.48, 201,499.56 and 95,676.72

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Solution

The fourth proportional to 145,974.48, 201,499.56 and 95,676.72 is: 132,069.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,974.48 : 201,499.56 = 95,676.72 : x
  2. Step 2: Convert to fraction form
    145,974.48/201,499.56 = 95,676.72/x
  3. Step 3: Cross multiply
    145,974.48x = 201,499.56 × 95,676.72
  4. Step 4: Simplify right side
    145,974.48x = 19,278,816,982.24
  5. Step 5: Solve for x
    x = 19,278,816,982.24/145,974.48
  6. Step 6: Final answer
    x = 132,069.78

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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.