Home / 69,648.18-96,115-37,817.10

Finding the Fourth Proportional to 69,648.18, 96,115 and 37,817.10

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Solution

The fourth proportional to 69,648.18, 96,115 and 37,817.10 is: 52,187.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,648.18 : 96,115 = 37,817.10 : x
  2. Step 2: Convert to fraction form
    69,648.18/96,115 = 37,817.10/x
  3. Step 3: Cross multiply
    69,648.18x = 96,115 × 37,817.10
  4. Step 4: Simplify right side
    69,648.18x = 3,634,790,566.50
  5. Step 5: Solve for x
    x = 3,634,790,566.50/69,648.18
  6. Step 6: Final answer
    x = 52,187.88

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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.