Home / 105,678.62-158,527.74-38,227.52

Finding the Fourth Proportional to 105,678.62, 158,527.74 and 38,227.52

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Solution

The fourth proportional to 105,678.62, 158,527.74 and 38,227.52 is: 57,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,678.62 : 158,527.74 = 38,227.52 : x
  2. Step 2: Convert to fraction form
    105,678.62/158,527.74 = 38,227.52/x
  3. Step 3: Cross multiply
    105,678.62x = 158,527.74 × 38,227.52
  4. Step 4: Simplify right side
    105,678.62x = 6,060,122,351.40
  5. Step 5: Solve for x
    x = 6,060,122,351.40/105,678.62
  6. Step 6: Final answer
    x = 57,344.83

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1.5x scale

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.