Home / 47,109.52-65,011.40-25,599.43

Finding the Fourth Proportional to 47,109.52, 65,011.40 and 25,599.43

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Solution

The fourth proportional to 47,109.52, 65,011.40 and 25,599.43 is: 35,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109.52 : 65,011.40 = 25,599.43 : x
  2. Step 2: Convert to fraction form
    47,109.52/65,011.40 = 25,599.43/x
  3. Step 3: Cross multiply
    47,109.52x = 65,011.40 × 25,599.43
  4. Step 4: Simplify right side
    47,109.52x = 1,664,254,783.50
  5. Step 5: Solve for x
    x = 1,664,254,783.50/47,109.52
  6. Step 6: Final answer
    x = 35,327.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.