Home / 225,349.05-338,140.08-99,077.88

Finding the Fourth Proportional to 225,349.05, 338,140.08 and 99,077.88

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Solution

The fourth proportional to 225,349.05, 338,140.08 and 99,077.88 is: 148,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,349.05 : 338,140.08 = 99,077.88 : x
  2. Step 2: Convert to fraction form
    225,349.05/338,140.08 = 99,077.88/x
  3. Step 3: Cross multiply
    225,349.05x = 338,140.08 × 99,077.88
  4. Step 4: Simplify right side
    225,349.05x = 33,502,202,269.43
  5. Step 5: Solve for x
    x = 33,502,202,269.43/225,349.05
  6. Step 6: Final answer
    x = 148,668.04

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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.