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Finding the Fourth Proportional to 65,156.40, 97,736.42 and 23,030.53

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Solution

The fourth proportional to 65,156.40, 97,736.42 and 23,030.53 is: 34,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,156.40 : 97,736.42 = 23,030.53 : x
  2. Step 2: Convert to fraction form
    65,156.40/97,736.42 = 23,030.53/x
  3. Step 3: Cross multiply
    65,156.40x = 97,736.42 × 23,030.53
  4. Step 4: Simplify right side
    65,156.40x = 2,250,921,366.14
  5. Step 5: Solve for x
    x = 2,250,921,366.14/65,156.40
  6. Step 6: Final answer
    x = 34,546.44

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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.