Home / 69,731.02-96,229.78-37,899.91

Finding the Fourth Proportional to 69,731.02, 96,229.78 and 37,899.91

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Solution

The fourth proportional to 69,731.02, 96,229.78 and 37,899.91 is: 52,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,731.02 : 96,229.78 = 37,899.91 : x
  2. Step 2: Convert to fraction form
    69,731.02/96,229.78 = 37,899.91/x
  3. Step 3: Cross multiply
    69,731.02x = 96,229.78 × 37,899.91
  4. Step 4: Simplify right side
    69,731.02x = 3,647,099,666.00
  5. Step 5: Solve for x
    x = 3,647,099,666.00/69,731.02
  6. Step 6: Final answer
    x = 52,302.40

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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.