Home / 181,653.17-272,498.33-69,427.85

Finding the Fourth Proportional to 181,653.17, 272,498.33 and 69,427.85

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Solution

The fourth proportional to 181,653.17, 272,498.33 and 69,427.85 is: 104,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,653.17 : 272,498.33 = 69,427.85 : x
  2. Step 2: Convert to fraction form
    181,653.17/272,498.33 = 69,427.85/x
  3. Step 3: Cross multiply
    181,653.17x = 272,498.33 × 69,427.85
  4. Step 4: Simplify right side
    181,653.17x = 18,918,973,180.49
  5. Step 5: Solve for x
    x = 18,918,973,180.49/181,653.17
  6. Step 6: Final answer
    x = 104,148.87

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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.