Home / 69,809.22-96,370.18-42,974.73

Finding the Fourth Proportional to 69,809.22, 96,370.18 and 42,974.73

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Solution

The fourth proportional to 69,809.22, 96,370.18 and 42,974.73 is: 59,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,809.22 : 96,370.18 = 42,974.73 : x
  2. Step 2: Convert to fraction form
    69,809.22/96,370.18 = 42,974.73/x
  3. Step 3: Cross multiply
    69,809.22x = 96,370.18 × 42,974.73
  4. Step 4: Simplify right side
    69,809.22x = 4,141,482,465.55
  5. Step 5: Solve for x
    x = 4,141,482,465.55/69,809.22
  6. Step 6: Final answer
    x = 59,325.72

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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.