Home / 229,333.12-316,468.97-127,365.16

Finding the Fourth Proportional to 229,333.12, 316,468.97 and 127,365.16

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Solution

The fourth proportional to 229,333.12, 316,468.97 and 127,365.16 is: 175,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,333.12 : 316,468.97 = 127,365.16 : x
  2. Step 2: Convert to fraction form
    229,333.12/316,468.97 = 127,365.16/x
  3. Step 3: Cross multiply
    229,333.12x = 316,468.97 × 127,365.16
  4. Step 4: Simplify right side
    229,333.12x = 40,307,121,358.51
  5. Step 5: Solve for x
    x = 40,307,121,358.51/229,333.12
  6. Step 6: Final answer
    x = 175,757.96

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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.