Home / 158,149.46-236,961.75-111,303.92

Finding the Fourth Proportional to 158,149.46, 236,961.75 and 111,303.92

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Solution

The fourth proportional to 158,149.46, 236,961.75 and 111,303.92 is: 166,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,149.46 : 236,961.75 = 111,303.92 : x
  2. Step 2: Convert to fraction form
    158,149.46/236,961.75 = 111,303.92/x
  3. Step 3: Cross multiply
    158,149.46x = 236,961.75 × 111,303.92
  4. Step 4: Simplify right side
    158,149.46x = 26,374,772,674.85
  5. Step 5: Solve for x
    x = 26,374,772,674.85/158,149.46
  6. Step 6: Final answer
    x = 166,771.18

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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.