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Finding the Fourth Proportional to 62,352.78, 93,543.00 and 17,976.07

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Solution

The fourth proportional to 62,352.78, 93,543.00 and 17,976.07 is: 26,968.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,352.78 : 93,543.00 = 17,976.07 : x
  2. Step 2: Convert to fraction form
    62,352.78/93,543.00 = 17,976.07/x
  3. Step 3: Cross multiply
    62,352.78x = 93,543.00 × 17,976.07
  4. Step 4: Simplify right side
    62,352.78x = 1,681,535,403.55
  5. Step 5: Solve for x
    x = 1,681,535,403.55/62,352.78
  6. Step 6: Final answer
    x = 26,968.09

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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.