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Finding the Fourth Proportional to 65,295.55, 97,943.33 and 30,216.07

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Solution

The fourth proportional to 65,295.55, 97,943.33 and 30,216.07 is: 45,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,295.55 : 97,943.33 = 30,216.07 : x
  2. Step 2: Convert to fraction form
    65,295.55/97,943.33 = 30,216.07/x
  3. Step 3: Cross multiply
    65,295.55x = 97,943.33 × 30,216.07
  4. Step 4: Simplify right side
    65,295.55x = 2,959,462,515.31
  5. Step 5: Solve for x
    x = 2,959,462,515.31/65,295.55
  6. Step 6: Final answer
    x = 45,324.11

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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.