Home / 39,819.60-59,729.40-32,043.60

Finding the Fourth Proportional to 39,819.60, 59,729.40 and 32,043.60

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Solution

The fourth proportional to 39,819.60, 59,729.40 and 32,043.60 is: 48,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,819.60 : 59,729.40 = 32,043.60 : x
  2. Step 2: Convert to fraction form
    39,819.60/59,729.40 = 32,043.60/x
  3. Step 3: Cross multiply
    39,819.60x = 59,729.40 × 32,043.60
  4. Step 4: Simplify right side
    39,819.60x = 1,913,945,001.84
  5. Step 5: Solve for x
    x = 1,913,945,001.84/39,819.60
  6. Step 6: Final answer
    x = 48,065.40

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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.