Home / 165,956.30-248,905.65-60,721.10

Finding the Fourth Proportional to 165,956.30, 248,905.65 and 60,721.10

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Solution

The fourth proportional to 165,956.30, 248,905.65 and 60,721.10 is: 91,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,956.30 : 248,905.65 = 60,721.10 : x
  2. Step 2: Convert to fraction form
    165,956.30/248,905.65 = 60,721.10/x
  3. Step 3: Cross multiply
    165,956.30x = 248,905.65 × 60,721.10
  4. Step 4: Simplify right side
    165,956.30x = 15,113,824,864.22
  5. Step 5: Solve for x
    x = 15,113,824,864.22/165,956.30
  6. Step 6: Final answer
    x = 91,071.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.