Home / 127,566.48-176,066.12-84,469.96

Finding the Fourth Proportional to 127,566.48, 176,066.12 and 84,469.96

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Solution

The fourth proportional to 127,566.48, 176,066.12 and 84,469.96 is: 116,584.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,566.48 : 176,066.12 = 84,469.96 : x
  2. Step 2: Convert to fraction form
    127,566.48/176,066.12 = 84,469.96/x
  3. Step 3: Cross multiply
    127,566.48x = 176,066.12 × 84,469.96
  4. Step 4: Simplify right side
    127,566.48x = 14,872,298,113.76
  5. Step 5: Solve for x
    x = 14,872,298,113.76/127,566.48
  6. Step 6: Final answer
    x = 116,584.69

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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.