Home / 69,731.08-96,228.90-37,899.98

Finding the Fourth Proportional to 69,731.08, 96,228.90 and 37,899.98

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Solution

The fourth proportional to 69,731.08, 96,228.90 and 37,899.98 is: 52,301.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,731.08 : 96,228.90 = 37,899.98 : x
  2. Step 2: Convert to fraction form
    69,731.08/96,228.90 = 37,899.98/x
  3. Step 3: Cross multiply
    69,731.08x = 96,228.90 × 37,899.98
  4. Step 4: Simplify right side
    69,731.08x = 3,647,073,385.42
  5. Step 5: Solve for x
    x = 3,647,073,385.42/69,731.08
  6. Step 6: Final answer
    x = 52,301.98

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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.