Home / 116,784.11-161,162.07-63,069.14

Finding the Fourth Proportional to 116,784.11, 161,162.07 and 63,069.14

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Solution

The fourth proportional to 116,784.11, 161,162.07 and 63,069.14 is: 87,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,784.11 : 161,162.07 = 63,069.14 : x
  2. Step 2: Convert to fraction form
    116,784.11/161,162.07 = 63,069.14/x
  3. Step 3: Cross multiply
    116,784.11x = 161,162.07 × 63,069.14
  4. Step 4: Simplify right side
    116,784.11x = 10,164,352,349.71
  5. Step 5: Solve for x
    x = 10,164,352,349.71/116,784.11
  6. Step 6: Final answer
    x = 87,035.41

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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.