Home / 90,537.08-124,935.30-50,250.85

Finding the Fourth Proportional to 90,537.08, 124,935.30 and 50,250.85

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Solution

The fourth proportional to 90,537.08, 124,935.30 and 50,250.85 is: 69,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,537.08 : 124,935.30 = 50,250.85 : x
  2. Step 2: Convert to fraction form
    90,537.08/124,935.30 = 50,250.85/x
  3. Step 3: Cross multiply
    90,537.08x = 124,935.30 × 50,250.85
  4. Step 4: Simplify right side
    90,537.08x = 6,278,105,551.76
  5. Step 5: Solve for x
    x = 6,278,105,551.76/90,537.08
  6. Step 6: Final answer
    x = 69,342.92

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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.