Home / 69,880.56-96,435.60-38,049.36

Finding the Fourth Proportional to 69,880.56, 96,435.60 and 38,049.36

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Solution

The fourth proportional to 69,880.56, 96,435.60 and 38,049.36 is: 52,508.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,880.56 : 96,435.60 = 38,049.36 : x
  2. Step 2: Convert to fraction form
    69,880.56/96,435.60 = 38,049.36/x
  3. Step 3: Cross multiply
    69,880.56x = 96,435.60 × 38,049.36
  4. Step 4: Simplify right side
    69,880.56x = 3,669,312,861.22
  5. Step 5: Solve for x
    x = 3,669,312,861.22/69,880.56
  6. Step 6: Final answer
    x = 52,508.35

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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.