Home / 90,575.52-124,998.13-50,289.29

Finding the Fourth Proportional to 90,575.52, 124,998.13 and 50,289.29

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Solution

The fourth proportional to 90,575.52, 124,998.13 and 50,289.29 is: 69,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,575.52 : 124,998.13 = 50,289.29 : x
  2. Step 2: Convert to fraction form
    90,575.52/124,998.13 = 50,289.29/x
  3. Step 3: Cross multiply
    90,575.52x = 124,998.13 × 50,289.29
  4. Step 4: Simplify right side
    90,575.52x = 6,286,066,332.59
  5. Step 5: Solve for x
    x = 6,286,066,332.59/90,575.52
  6. Step 6: Final answer
    x = 69,401.38

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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.