Home / 136,074.06-187,286.45-119,835.18

Finding the Fourth Proportional to 136,074.06, 187,286.45 and 119,835.18

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Solution

The fourth proportional to 136,074.06, 187,286.45 and 119,835.18 is: 164,935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,074.06 : 187,286.45 = 119,835.18 : x
  2. Step 2: Convert to fraction form
    136,074.06/187,286.45 = 119,835.18/x
  3. Step 3: Cross multiply
    136,074.06x = 187,286.45 × 119,835.18
  4. Step 4: Simplify right side
    136,074.06x = 22,443,504,848.14
  5. Step 5: Solve for x
    x = 22,443,504,848.14/136,074.06
  6. Step 6: Final answer
    x = 164,935.95

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1.5x scale

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.