Home / 112,474.86-168,754.90-67,527.60

Finding the Fourth Proportional to 112,474.86, 168,754.90 and 67,527.60

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Solution

The fourth proportional to 112,474.86, 168,754.90 and 67,527.60 is: 101,316.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,474.86 : 168,754.90 = 67,527.60 : x
  2. Step 2: Convert to fraction form
    112,474.86/168,754.90 = 67,527.60/x
  3. Step 3: Cross multiply
    112,474.86x = 168,754.90 × 67,527.60
  4. Step 4: Simplify right side
    112,474.86x = 11,395,613,766.26
  5. Step 5: Solve for x
    x = 11,395,613,766.26/112,474.86
  6. Step 6: Final answer
    x = 101,316.99

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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.