Home / 109,074.24-150,506.88-61,325.76

Finding the Fourth Proportional to 109,074.24, 150,506.88 and 61,325.76

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Solution

The fourth proportional to 109,074.24, 150,506.88 and 61,325.76 is: 84,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,074.24 : 150,506.88 = 61,325.76 : x
  2. Step 2: Convert to fraction form
    109,074.24/150,506.88 = 61,325.76/x
  3. Step 3: Cross multiply
    109,074.24x = 150,506.88 × 61,325.76
  4. Step 4: Simplify right side
    109,074.24x = 9,229,948,801.23
  5. Step 5: Solve for x
    x = 9,229,948,801.23/109,074.24
  6. Step 6: Final answer
    x = 84,620.79

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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.