Home / 90,309.93-124,624.17-50,025.39

Finding the Fourth Proportional to 90,309.93, 124,624.17 and 50,025.39

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Solution

The fourth proportional to 90,309.93, 124,624.17 and 50,025.39 is: 69,033.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,309.93 : 124,624.17 = 50,025.39 : x
  2. Step 2: Convert to fraction form
    90,309.93/124,624.17 = 50,025.39/x
  3. Step 3: Cross multiply
    90,309.93x = 124,624.17 × 50,025.39
  4. Step 4: Simplify right side
    90,309.93x = 6,234,372,707.68
  5. Step 5: Solve for x
    x = 6,234,372,707.68/90,309.93
  6. Step 6: Final answer
    x = 69,033.08

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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.