Home / 104,677.05-156,890.50-38,039.16

Finding the Fourth Proportional to 104,677.05, 156,890.50 and 38,039.16

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Solution

The fourth proportional to 104,677.05, 156,890.50 and 38,039.16 is: 57,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,677.05 : 156,890.50 = 38,039.16 : x
  2. Step 2: Convert to fraction form
    104,677.05/156,890.50 = 38,039.16/x
  3. Step 3: Cross multiply
    104,677.05x = 156,890.50 × 38,039.16
  4. Step 4: Simplify right side
    104,677.05x = 5,967,982,831.98
  5. Step 5: Solve for x
    x = 5,967,982,831.98/104,677.05
  6. Step 6: Final answer
    x = 57,013.29

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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.