Home / 88,837.56-133,104.78-53,703

Finding the Fourth Proportional to 88,837.56, 133,104.78 and 53,703

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Solution

The fourth proportional to 88,837.56, 133,104.78 and 53,703 is: 80,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,837.56 : 133,104.78 = 53,703 : x
  2. Step 2: Convert to fraction form
    88,837.56/133,104.78 = 53,703/x
  3. Step 3: Cross multiply
    88,837.56x = 133,104.78 × 53,703
  4. Step 4: Simplify right side
    88,837.56x = 7,148,126,000.34
  5. Step 5: Solve for x
    x = 7,148,126,000.34/88,837.56
  6. Step 6: Final answer
    x = 80,462.88

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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.