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Finding the Fourth Proportional to 65,298.40, 97,890.15 and 25,883.17

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Solution

The fourth proportional to 65,298.40, 97,890.15 and 25,883.17 is: 38,801.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,298.40 : 97,890.15 = 25,883.17 : x
  2. Step 2: Convert to fraction form
    65,298.40/97,890.15 = 25,883.17/x
  3. Step 3: Cross multiply
    65,298.40x = 97,890.15 × 25,883.17
  4. Step 4: Simplify right side
    65,298.40x = 2,533,707,393.78
  5. Step 5: Solve for x
    x = 2,533,707,393.78/65,298.40
  6. Step 6: Final answer
    x = 38,801.98

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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.