Home / 39,170.40-58,809.60-25,216.80

Finding the Fourth Proportional to 39,170.40, 58,809.60 and 25,216.80

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Solution

The fourth proportional to 39,170.40, 58,809.60 and 25,216.80 is: 37,859.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,170.40 : 58,809.60 = 25,216.80 : x
  2. Step 2: Convert to fraction form
    39,170.40/58,809.60 = 25,216.80/x
  3. Step 3: Cross multiply
    39,170.40x = 58,809.60 × 25,216.80
  4. Step 4: Simplify right side
    39,170.40x = 1,482,989,921.28
  5. Step 5: Solve for x
    x = 1,482,989,921.28/39,170.40
  6. Step 6: Final answer
    x = 37,859.96

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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.