Home / 114,764.96-172,140.75-51,568.76

Finding the Fourth Proportional to 114,764.96, 172,140.75 and 51,568.76

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Solution

The fourth proportional to 114,764.96, 172,140.75 and 51,568.76 is: 77,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,764.96 : 172,140.75 = 51,568.76 : x
  2. Step 2: Convert to fraction form
    114,764.96/172,140.75 = 51,568.76/x
  3. Step 3: Cross multiply
    114,764.96x = 172,140.75 × 51,568.76
  4. Step 4: Simplify right side
    114,764.96x = 8,877,084,162.27
  5. Step 5: Solve for x
    x = 8,877,084,162.27/114,764.96
  6. Step 6: Final answer
    x = 77,350.13

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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.