Home / 69,575.22-96,012.45-39,359.34

Finding the Fourth Proportional to 69,575.22, 96,012.45 and 39,359.34

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Solution

The fourth proportional to 69,575.22, 96,012.45 and 39,359.34 is: 54,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,575.22 : 96,012.45 = 39,359.34 : x
  2. Step 2: Convert to fraction form
    69,575.22/96,012.45 = 39,359.34/x
  3. Step 3: Cross multiply
    69,575.22x = 96,012.45 × 39,359.34
  4. Step 4: Simplify right side
    69,575.22x = 3,778,986,663.78
  5. Step 5: Solve for x
    x = 3,778,986,663.78/69,575.22
  6. Step 6: Final answer
    x = 54,315.12

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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.