Home / 90,025.37-124,195.98-54,194.62

Finding the Fourth Proportional to 90,025.37, 124,195.98 and 54,194.62

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Solution

The fourth proportional to 90,025.37, 124,195.98 and 54,194.62 is: 74,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,025.37 : 124,195.98 = 54,194.62 : x
  2. Step 2: Convert to fraction form
    90,025.37/124,195.98 = 54,194.62/x
  3. Step 3: Cross multiply
    90,025.37x = 124,195.98 × 54,194.62
  4. Step 4: Simplify right side
    90,025.37x = 6,730,753,941.63
  5. Step 5: Solve for x
    x = 6,730,753,941.63/90,025.37
  6. Step 6: Final answer
    x = 74,765.08

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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.