Home / 115,778.34-173,664.27-36,897.30

Finding the Fourth Proportional to 115,778.34, 173,664.27 and 36,897.30

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Solution

The fourth proportional to 115,778.34, 173,664.27 and 36,897.30 is: 55,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,778.34 : 173,664.27 = 36,897.30 : x
  2. Step 2: Convert to fraction form
    115,778.34/173,664.27 = 36,897.30/x
  3. Step 3: Cross multiply
    115,778.34x = 173,664.27 × 36,897.30
  4. Step 4: Simplify right side
    115,778.34x = 6,407,742,669.47
  5. Step 5: Solve for x
    x = 6,407,742,669.47/115,778.34
  6. Step 6: Final answer
    x = 55,344.92

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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.