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Finding the Fourth Proportional to 65,367.55, 98,038.41 and 17,970.41

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Solution

The fourth proportional to 65,367.55, 98,038.41 and 17,970.41 is: 26,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,367.55 : 98,038.41 = 17,970.41 : x
  2. Step 2: Convert to fraction form
    65,367.55/98,038.41 = 17,970.41/x
  3. Step 3: Cross multiply
    65,367.55x = 98,038.41 × 17,970.41
  4. Step 4: Simplify right side
    65,367.55x = 1,761,790,423.45
  5. Step 5: Solve for x
    x = 1,761,790,423.45/65,367.55
  6. Step 6: Final answer
    x = 26,952.06

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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.