Home / 69,880.32-96,435.36-38,049.75

Finding the Fourth Proportional to 69,880.32, 96,435.36 and 38,049.75

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Solution

The fourth proportional to 69,880.32, 96,435.36 and 38,049.75 is: 52,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,880.32 : 96,435.36 = 38,049.75 : x
  2. Step 2: Convert to fraction form
    69,880.32/96,435.36 = 38,049.75/x
  3. Step 3: Cross multiply
    69,880.32x = 96,435.36 × 38,049.75
  4. Step 4: Simplify right side
    69,880.32x = 3,669,341,339.16
  5. Step 5: Solve for x
    x = 3,669,341,339.16/69,880.32
  6. Step 6: Final answer
    x = 52,508.94

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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.