Home / 108,392.45-162,590.06-38,222.56

Finding the Fourth Proportional to 108,392.45, 162,590.06 and 38,222.56

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Solution

The fourth proportional to 108,392.45, 162,590.06 and 38,222.56 is: 57,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,392.45 : 162,590.06 = 38,222.56 : x
  2. Step 2: Convert to fraction form
    108,392.45/162,590.06 = 38,222.56/x
  3. Step 3: Cross multiply
    108,392.45x = 162,590.06 × 38,222.56
  4. Step 4: Simplify right side
    108,392.45x = 6,214,607,319.69
  5. Step 5: Solve for x
    x = 6,214,607,319.69/108,392.45
  6. Step 6: Final answer
    x = 57,334.32

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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.