Home / 42,848.23-64,278.33-17,882.56

Finding the Fourth Proportional to 42,848.23, 64,278.33 and 17,882.56

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Solution

The fourth proportional to 42,848.23, 64,278.33 and 17,882.56 is: 26,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,848.23 : 64,278.33 = 17,882.56 : x
  2. Step 2: Convert to fraction form
    42,848.23/64,278.33 = 17,882.56/x
  3. Step 3: Cross multiply
    42,848.23x = 64,278.33 × 17,882.56
  4. Step 4: Simplify right side
    42,848.23x = 1,149,461,092.92
  5. Step 5: Solve for x
    x = 1,149,461,092.92/42,848.23
  6. Step 6: Final answer
    x = 26,826.34

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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.