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Finding the Fourth Proportional to 188,366.90, 282,543.03 and 63,707.90

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Solution

The fourth proportional to 188,366.90, 282,543.03 and 63,707.90 is: 95,559.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,366.90 : 282,543.03 = 63,707.90 : x
  2. Step 2: Convert to fraction form
    188,366.90/282,543.03 = 63,707.90/x
  3. Step 3: Cross multiply
    188,366.90x = 282,543.03 × 63,707.90
  4. Step 4: Simplify right side
    188,366.90x = 18,000,221,688.22
  5. Step 5: Solve for x
    x = 18,000,221,688.22/188,366.90
  6. Step 6: Final answer
    x = 95,559.37

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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.