Home / 62,759.31-86,608.40-34,465.20

Finding the Fourth Proportional to 62,759.31, 86,608.40 and 34,465.20

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Solution

The fourth proportional to 62,759.31, 86,608.40 and 34,465.20 is: 47,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,759.31 : 86,608.40 = 34,465.20 : x
  2. Step 2: Convert to fraction form
    62,759.31/86,608.40 = 34,465.20/x
  3. Step 3: Cross multiply
    62,759.31x = 86,608.40 × 34,465.20
  4. Step 4: Simplify right side
    62,759.31x = 2,984,975,480.80
  5. Step 5: Solve for x
    x = 2,984,975,480.80/62,759.31
  6. Step 6: Final answer
    x = 47,562.28

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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.