Home / 116,901.82-175,309.62-42,001.86

Finding the Fourth Proportional to 116,901.82, 175,309.62 and 42,001.86

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Solution

The fourth proportional to 116,901.82, 175,309.62 and 42,001.86 is: 62,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,901.82 : 175,309.62 = 42,001.86 : x
  2. Step 2: Convert to fraction form
    116,901.82/175,309.62 = 42,001.86/x
  3. Step 3: Cross multiply
    116,901.82x = 175,309.62 × 42,001.86
  4. Step 4: Simplify right side
    116,901.82x = 7,363,329,239.35
  5. Step 5: Solve for x
    x = 7,363,329,239.35/116,901.82
  6. Step 6: Final answer
    x = 62,987.30

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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.