Home / 90,625.59-125,061.57-50,337.54

Finding the Fourth Proportional to 90,625.59, 125,061.57 and 50,337.54

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Solution

The fourth proportional to 90,625.59, 125,061.57 and 50,337.54 is: 69,464.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,625.59 : 125,061.57 = 50,337.54 : x
  2. Step 2: Convert to fraction form
    90,625.59/125,061.57 = 50,337.54/x
  3. Step 3: Cross multiply
    90,625.59x = 125,061.57 × 50,337.54
  4. Step 4: Simplify right side
    90,625.59x = 6,295,291,782.34
  5. Step 5: Solve for x
    x = 6,295,291,782.34/90,625.59
  6. Step 6: Final answer
    x = 69,464.84

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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.