Home / 119,946.61-165,526.57-66,231.73

Finding the Fourth Proportional to 119,946.61, 165,526.57 and 66,231.73

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Solution

The fourth proportional to 119,946.61, 165,526.57 and 66,231.73 is: 91,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,946.61 : 165,526.57 = 66,231.73 : x
  2. Step 2: Convert to fraction form
    119,946.61/165,526.57 = 66,231.73/x
  3. Step 3: Cross multiply
    119,946.61x = 165,526.57 × 66,231.73
  4. Step 4: Simplify right side
    119,946.61x = 10,963,111,092.07
  5. Step 5: Solve for x
    x = 10,963,111,092.07/119,946.61
  6. Step 6: Final answer
    x = 91,399.92

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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.