Home / 104,976.14-157,527.94-42,645.02

Finding the Fourth Proportional to 104,976.14, 157,527.94 and 42,645.02

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Solution

The fourth proportional to 104,976.14, 157,527.94 and 42,645.02 is: 63,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976.14 : 157,527.94 = 42,645.02 : x
  2. Step 2: Convert to fraction form
    104,976.14/157,527.94 = 42,645.02/x
  3. Step 3: Cross multiply
    104,976.14x = 157,527.94 × 42,645.02
  4. Step 4: Simplify right side
    104,976.14x = 6,717,782,151.86
  5. Step 5: Solve for x
    x = 6,717,782,151.86/104,976.14
  6. Step 6: Final answer
    x = 63,993.42

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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.