Home / 86,224.28-118,993.39-48,498.53

Finding the Fourth Proportional to 86,224.28, 118,993.39 and 48,498.53

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Solution

The fourth proportional to 86,224.28, 118,993.39 and 48,498.53 is: 66,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,224.28 : 118,993.39 = 48,498.53 : x
  2. Step 2: Convert to fraction form
    86,224.28/118,993.39 = 48,498.53/x
  3. Step 3: Cross multiply
    86,224.28x = 118,993.39 × 48,498.53
  4. Step 4: Simplify right side
    86,224.28x = 5,771,003,778.50
  5. Step 5: Solve for x
    x = 5,771,003,778.50/86,224.28
  6. Step 6: Final answer
    x = 66,930.15

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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.