Home / 90,304.08-124,626.65-50,021.59

Finding the Fourth Proportional to 90,304.08, 124,626.65 and 50,021.59

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Solution

The fourth proportional to 90,304.08, 124,626.65 and 50,021.59 is: 69,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,304.08 : 124,626.65 = 50,021.59 : x
  2. Step 2: Convert to fraction form
    90,304.08/124,626.65 = 50,021.59/x
  3. Step 3: Cross multiply
    90,304.08x = 124,626.65 × 50,021.59
  4. Step 4: Simplify right side
    90,304.08x = 6,234,023,189.37
  5. Step 5: Solve for x
    x = 6,234,023,189.37/90,304.08
  6. Step 6: Final answer
    x = 69,033.68

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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.