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Finding the Fourth Proportional to 116,937.77, 161,374.08 and 63,222.77

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Solution

The fourth proportional to 116,937.77, 161,374.08 and 63,222.77 is: 87,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,937.77 : 161,374.08 = 63,222.77 : x
  2. Step 2: Convert to fraction form
    116,937.77/161,374.08 = 63,222.77/x
  3. Step 3: Cross multiply
    116,937.77x = 161,374.08 × 63,222.77
  4. Step 4: Simplify right side
    116,937.77x = 10,202,516,984.32
  5. Step 5: Solve for x
    x = 10,202,516,984.32/116,937.77
  6. Step 6: Final answer
    x = 87,247.40

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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.