Home / 140,837.04-194,306.58-80,364.06

Finding the Fourth Proportional to 140,837.04, 194,306.58 and 80,364.06

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Solution

The fourth proportional to 140,837.04, 194,306.58 and 80,364.06 is: 110,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,837.04 : 194,306.58 = 80,364.06 : x
  2. Step 2: Convert to fraction form
    140,837.04/194,306.58 = 80,364.06/x
  3. Step 3: Cross multiply
    140,837.04x = 194,306.58 × 80,364.06
  4. Step 4: Simplify right side
    140,837.04x = 15,615,265,653.51
  5. Step 5: Solve for x
    x = 15,615,265,653.51/140,837.04
  6. Step 6: Final answer
    x = 110,874.71

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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.