Home / 83,696.04-115,500.60-45,454.86

Finding the Fourth Proportional to 83,696.04, 115,500.60 and 45,454.86

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Solution

The fourth proportional to 83,696.04, 115,500.60 and 45,454.86 is: 62,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,696.04 : 115,500.60 = 45,454.86 : x
  2. Step 2: Convert to fraction form
    83,696.04/115,500.60 = 45,454.86/x
  3. Step 3: Cross multiply
    83,696.04x = 115,500.60 × 45,454.86
  4. Step 4: Simplify right side
    83,696.04x = 5,250,063,602.92
  5. Step 5: Solve for x
    x = 5,250,063,602.92/83,696.04
  6. Step 6: Final answer
    x = 62,727.74

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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.