Home / 83,846.49-115,716.65-48,041.25

Finding the Fourth Proportional to 83,846.49, 115,716.65 and 48,041.25

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Solution

The fourth proportional to 83,846.49, 115,716.65 and 48,041.25 is: 66,301.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,846.49 : 115,716.65 = 48,041.25 : x
  2. Step 2: Convert to fraction form
    83,846.49/115,716.65 = 48,041.25/x
  3. Step 3: Cross multiply
    83,846.49x = 115,716.65 × 48,041.25
  4. Step 4: Simplify right side
    83,846.49x = 5,559,172,271.61
  5. Step 5: Solve for x
    x = 5,559,172,271.61/83,846.49
  6. Step 6: Final answer
    x = 66,301.79

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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.