Home / 69,753.95-96,256.14-39,125.36

Finding the Fourth Proportional to 69,753.95, 96,256.14 and 39,125.36

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Solution

The fourth proportional to 69,753.95, 96,256.14 and 39,125.36 is: 53,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,753.95 : 96,256.14 = 39,125.36 : x
  2. Step 2: Convert to fraction form
    69,753.95/96,256.14 = 39,125.36/x
  3. Step 3: Cross multiply
    69,753.95x = 96,256.14 × 39,125.36
  4. Step 4: Simplify right side
    69,753.95x = 3,766,056,443.71
  5. Step 5: Solve for x
    x = 3,766,056,443.71/69,753.95
  6. Step 6: Final answer
    x = 53,990.58

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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.