Home / 43,100.40-64,612.20-25,551.60

Finding the Fourth Proportional to 43,100.40, 64,612.20 and 25,551.60

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Solution

The fourth proportional to 43,100.40, 64,612.20 and 25,551.60 is: 38,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,100.40 : 64,612.20 = 25,551.60 : x
  2. Step 2: Convert to fraction form
    43,100.40/64,612.20 = 25,551.60/x
  3. Step 3: Cross multiply
    43,100.40x = 64,612.20 × 25,551.60
  4. Step 4: Simplify right side
    43,100.40x = 1,650,945,089.52
  5. Step 5: Solve for x
    x = 1,650,945,089.52/43,100.40
  6. Step 6: Final answer
    x = 38,304.63

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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.