Home / 57,679.10-86,518.65-46,015.10

Finding the Fourth Proportional to 57,679.10, 86,518.65 and 46,015.10

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Solution

The fourth proportional to 57,679.10, 86,518.65 and 46,015.10 is: 69,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,679.10 : 86,518.65 = 46,015.10 : x
  2. Step 2: Convert to fraction form
    57,679.10/86,518.65 = 46,015.10/x
  3. Step 3: Cross multiply
    57,679.10x = 86,518.65 × 46,015.10
  4. Step 4: Simplify right side
    57,679.10x = 3,981,164,331.62
  5. Step 5: Solve for x
    x = 3,981,164,331.62/57,679.10
  6. Step 6: Final answer
    x = 69,022.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.