Home / 116,926.65-161,358.69-63,211.68

Finding the Fourth Proportional to 116,926.65, 161,358.69 and 63,211.68

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Solution

The fourth proportional to 116,926.65, 161,358.69 and 63,211.68 is: 87,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,926.65 : 161,358.69 = 63,211.68 : x
  2. Step 2: Convert to fraction form
    116,926.65/161,358.69 = 63,211.68/x
  3. Step 3: Cross multiply
    116,926.65x = 161,358.69 × 63,211.68
  4. Step 4: Simplify right side
    116,926.65x = 10,199,753,877.50
  5. Step 5: Solve for x
    x = 10,199,753,877.50/116,926.65
  6. Step 6: Final answer
    x = 87,232.07

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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.