Home / 90,481.64-124,864.98-50,196.20

Finding the Fourth Proportional to 90,481.64, 124,864.98 and 50,196.20

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Solution

The fourth proportional to 90,481.64, 124,864.98 and 50,196.20 is: 69,270.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,481.64 : 124,864.98 = 50,196.20 : x
  2. Step 2: Convert to fraction form
    90,481.64/124,864.98 = 50,196.20/x
  3. Step 3: Cross multiply
    90,481.64x = 124,864.98 × 50,196.20
  4. Step 4: Simplify right side
    90,481.64x = 6,267,747,509.08
  5. Step 5: Solve for x
    x = 6,267,747,509.08/90,481.64
  6. Step 6: Final answer
    x = 69,270.93

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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.