Home / 86,025.38-118,716.39-48,298.82

Finding the Fourth Proportional to 86,025.38, 118,716.39 and 48,298.82

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Solution

The fourth proportional to 86,025.38, 118,716.39 and 48,298.82 is: 66,653.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,025.38 : 118,716.39 = 48,298.82 : x
  2. Step 2: Convert to fraction form
    86,025.38/118,716.39 = 48,298.82/x
  3. Step 3: Cross multiply
    86,025.38x = 118,716.39 × 48,298.82
  4. Step 4: Simplify right side
    86,025.38x = 5,733,860,958.08
  5. Step 5: Solve for x
    x = 5,733,860,958.08/86,025.38
  6. Step 6: Final answer
    x = 66,653.14

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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.