Home / 90,493.47-124,883.01-50,205.74

Finding the Fourth Proportional to 90,493.47, 124,883.01 and 50,205.74

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Solution

The fourth proportional to 90,493.47, 124,883.01 and 50,205.74 is: 69,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,493.47 : 124,883.01 = 50,205.74 : x
  2. Step 2: Convert to fraction form
    90,493.47/124,883.01 = 50,205.74/x
  3. Step 3: Cross multiply
    90,493.47x = 124,883.01 × 50,205.74
  4. Step 4: Simplify right side
    90,493.47x = 6,269,843,306.06
  5. Step 5: Solve for x
    x = 6,269,843,306.06/90,493.47
  6. Step 6: Final answer
    x = 69,285.04

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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.