Home / 90,315.14-124,633.33-50,028.06

Finding the Fourth Proportional to 90,315.14, 124,633.33 and 50,028.06

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Solution

The fourth proportional to 90,315.14, 124,633.33 and 50,028.06 is: 69,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,315.14 : 124,633.33 = 50,028.06 : x
  2. Step 2: Convert to fraction form
    90,315.14/124,633.33 = 50,028.06/x
  3. Step 3: Cross multiply
    90,315.14x = 124,633.33 × 50,028.06
  4. Step 4: Simplify right side
    90,315.14x = 6,235,163,633.89
  5. Step 5: Solve for x
    x = 6,235,163,633.89/90,315.14
  6. Step 6: Final answer
    x = 69,037.86

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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.