Home / 83,897.92-115,778.88-46,172.14

Finding the Fourth Proportional to 83,897.92, 115,778.88 and 46,172.14

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Solution

The fourth proportional to 83,897.92, 115,778.88 and 46,172.14 is: 63,717.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,897.92 : 115,778.88 = 46,172.14 : x
  2. Step 2: Convert to fraction form
    83,897.92/115,778.88 = 46,172.14/x
  3. Step 3: Cross multiply
    83,897.92x = 115,778.88 × 46,172.14
  4. Step 4: Simplify right side
    83,897.92x = 5,345,758,656.40
  5. Step 5: Solve for x
    x = 5,345,758,656.40/83,897.92
  6. Step 6: Final answer
    x = 63,717.42

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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.