Home / 47,837.84-71,756.80-22,872

Finding the Fourth Proportional to 47,837.84, 71,756.80 and 22,872

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Solution

The fourth proportional to 47,837.84, 71,756.80 and 22,872 is: 34,308.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,837.84 : 71,756.80 = 22,872 : x
  2. Step 2: Convert to fraction form
    47,837.84/71,756.80 = 22,872/x
  3. Step 3: Cross multiply
    47,837.84x = 71,756.80 × 22,872
  4. Step 4: Simplify right side
    47,837.84x = 1,641,221,529.60
  5. Step 5: Solve for x
    x = 1,641,221,529.60/47,837.84
  6. Step 6: Final answer
    x = 34,308.02

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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.