Home / 83,896.88-115,780.14-46,171.13

Finding the Fourth Proportional to 83,896.88, 115,780.14 and 46,171.13

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Solution

The fourth proportional to 83,896.88, 115,780.14 and 46,171.13 is: 63,717.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,896.88 : 115,780.14 = 46,171.13 : x
  2. Step 2: Convert to fraction form
    83,896.88/115,780.14 = 46,171.13/x
  3. Step 3: Cross multiply
    83,896.88x = 115,780.14 × 46,171.13
  4. Step 4: Simplify right side
    83,896.88x = 5,345,699,316.46
  5. Step 5: Solve for x
    x = 5,345,699,316.46/83,896.88
  6. Step 6: Final answer
    x = 63,717.50

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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.