Home / 161,776.61-223,252.47-93,833.81

Finding the Fourth Proportional to 161,776.61, 223,252.47 and 93,833.81

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Solution

The fourth proportional to 161,776.61, 223,252.47 and 93,833.81 is: 129,491.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,776.61 : 223,252.47 = 93,833.81 : x
  2. Step 2: Convert to fraction form
    161,776.61/223,252.47 = 93,833.81/x
  3. Step 3: Cross multiply
    161,776.61x = 223,252.47 × 93,833.81
  4. Step 4: Simplify right side
    161,776.61x = 20,948,629,694.28
  5. Step 5: Solve for x
    x = 20,948,629,694.28/161,776.61
  6. Step 6: Final answer
    x = 129,491.09

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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.