Home / 119,807.13-165,333.37-66,095.49

Finding the Fourth Proportional to 119,807.13, 165,333.37 and 66,095.49

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Solution

The fourth proportional to 119,807.13, 165,333.37 and 66,095.49 is: 91,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,807.13 : 165,333.37 = 66,095.49 : x
  2. Step 2: Convert to fraction form
    119,807.13/165,333.37 = 66,095.49/x
  3. Step 3: Cross multiply
    119,807.13x = 165,333.37 × 66,095.49
  4. Step 4: Simplify right side
    119,807.13x = 10,927,790,103.50
  5. Step 5: Solve for x
    x = 10,927,790,103.50/119,807.13
  6. Step 6: Final answer
    x = 91,211.52

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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.