Home / 105,577.14-158,376.06-30,697.86

Finding the Fourth Proportional to 105,577.14, 158,376.06 and 30,697.86

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Solution

The fourth proportional to 105,577.14, 158,376.06 and 30,697.86 is: 46,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,577.14 : 158,376.06 = 30,697.86 : x
  2. Step 2: Convert to fraction form
    105,577.14/158,376.06 = 30,697.86/x
  3. Step 3: Cross multiply
    105,577.14x = 158,376.06 × 30,697.86
  4. Step 4: Simplify right side
    105,577.14x = 4,861,806,117.23
  5. Step 5: Solve for x
    x = 4,861,806,117.23/105,577.14
  6. Step 6: Final answer
    x = 46,049.80

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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.