Home / 119,327.23-164,672.18-65,615.72

Finding the Fourth Proportional to 119,327.23, 164,672.18 and 65,615.72

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Solution

The fourth proportional to 119,327.23, 164,672.18 and 65,615.72 is: 90,550.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,327.23 : 164,672.18 = 65,615.72 : x
  2. Step 2: Convert to fraction form
    119,327.23/164,672.18 = 65,615.72/x
  3. Step 3: Cross multiply
    119,327.23x = 164,672.18 × 65,615.72
  4. Step 4: Simplify right side
    119,327.23x = 10,805,084,230.39
  5. Step 5: Solve for x
    x = 10,805,084,230.39/119,327.23
  6. Step 6: Final answer
    x = 90,550.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.