Home / 144,575.38-199,637.14-90,950.14

Finding the Fourth Proportional to 144,575.38, 199,637.14 and 90,950.14

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Solution

The fourth proportional to 144,575.38, 199,637.14 and 90,950.14 is: 125,588.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,575.38 : 199,637.14 = 90,950.14 : x
  2. Step 2: Convert to fraction form
    144,575.38/199,637.14 = 90,950.14/x
  3. Step 3: Cross multiply
    144,575.38x = 199,637.14 × 90,950.14
  4. Step 4: Simplify right side
    144,575.38x = 18,157,025,832.20
  5. Step 5: Solve for x
    x = 18,157,025,832.20/144,575.38
  6. Step 6: Final answer
    x = 125,588.64

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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.