Home / 90,440.37-124,850.57-60,275.97

Finding the Fourth Proportional to 90,440.37, 124,850.57 and 60,275.97

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Solution

The fourth proportional to 90,440.37, 124,850.57 and 60,275.97 is: 83,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,440.37 : 124,850.57 = 60,275.97 : x
  2. Step 2: Convert to fraction form
    90,440.37/124,850.57 = 60,275.97/x
  3. Step 3: Cross multiply
    90,440.37x = 124,850.57 × 60,275.97
  4. Step 4: Simplify right side
    90,440.37x = 7,525,488,910.42
  5. Step 5: Solve for x
    x = 7,525,488,910.42/90,440.37
  6. Step 6: Final answer
    x = 83,209.40

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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.