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Finding the Fourth Proportional to 61,883.76, 92,825.40 and 22,431.72

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Solution

The fourth proportional to 61,883.76, 92,825.40 and 22,431.72 is: 33,647.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,883.76 : 92,825.40 = 22,431.72 : x
  2. Step 2: Convert to fraction form
    61,883.76/92,825.40 = 22,431.72/x
  3. Step 3: Cross multiply
    61,883.76x = 92,825.40 × 22,431.72
  4. Step 4: Simplify right side
    61,883.76x = 2,082,233,381.69
  5. Step 5: Solve for x
    x = 2,082,233,381.69/61,883.76
  6. Step 6: Final answer
    x = 33,647.49

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1.5x scale

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.