Home / 39,409.20-58,998.60-34,801.20

Finding the Fourth Proportional to 39,409.20, 58,998.60 and 34,801.20

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Solution

The fourth proportional to 39,409.20, 58,998.60 and 34,801.20 is: 52,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,409.20 : 58,998.60 = 34,801.20 : x
  2. Step 2: Convert to fraction form
    39,409.20/58,998.60 = 34,801.20/x
  3. Step 3: Cross multiply
    39,409.20x = 58,998.60 × 34,801.20
  4. Step 4: Simplify right side
    39,409.20x = 2,053,222,078.32
  5. Step 5: Solve for x
    x = 2,053,222,078.32/39,409.20
  6. Step 6: Final answer
    x = 52,100.07

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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.