Home / 107,500.16-161,191.01-51,354.41

Finding the Fourth Proportional to 107,500.16, 161,191.01 and 51,354.41

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Solution

The fourth proportional to 107,500.16, 161,191.01 and 51,354.41 is: 77,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,500.16 : 161,191.01 = 51,354.41 : x
  2. Step 2: Convert to fraction form
    107,500.16/161,191.01 = 51,354.41/x
  3. Step 3: Cross multiply
    107,500.16x = 161,191.01 × 51,354.41
  4. Step 4: Simplify right side
    107,500.16x = 8,277,868,538.29
  5. Step 5: Solve for x
    x = 8,277,868,538.29/107,500.16
  6. Step 6: Final answer
    x = 77,003.31

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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.