Home / 199,438.64-275,206.16-110,008.88

Finding the Fourth Proportional to 199,438.64, 275,206.16 and 110,008.88

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Solution

The fourth proportional to 199,438.64, 275,206.16 and 110,008.88 is: 151,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,438.64 : 275,206.16 = 110,008.88 : x
  2. Step 2: Convert to fraction form
    199,438.64/275,206.16 = 110,008.88/x
  3. Step 3: Cross multiply
    199,438.64x = 275,206.16 × 110,008.88
  4. Step 4: Simplify right side
    199,438.64x = 30,275,121,430.70
  5. Step 5: Solve for x
    x = 30,275,121,430.70/199,438.64
  6. Step 6: Final answer
    x = 151,801.68

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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.