Home / 61,420.14-84,759.66-34,562.70

Finding the Fourth Proportional to 61,420.14, 84,759.66 and 34,562.70

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Solution

The fourth proportional to 61,420.14, 84,759.66 and 34,562.70 is: 47,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,420.14 : 84,759.66 = 34,562.70 : x
  2. Step 2: Convert to fraction form
    61,420.14/84,759.66 = 34,562.70/x
  3. Step 3: Cross multiply
    61,420.14x = 84,759.66 × 34,562.70
  4. Step 4: Simplify right side
    61,420.14x = 2,929,522,700.68
  5. Step 5: Solve for x
    x = 2,929,522,700.68/61,420.14
  6. Step 6: Final answer
    x = 47,696.45

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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.