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Finding the Fourth Proportional to 61,923.95, 92,856.64 and 23,990.98

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Solution

The fourth proportional to 61,923.95, 92,856.64 and 23,990.98 is: 35,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,923.95 : 92,856.64 = 23,990.98 : x
  2. Step 2: Convert to fraction form
    61,923.95/92,856.64 = 23,990.98/x
  3. Step 3: Cross multiply
    61,923.95x = 92,856.64 × 23,990.98
  4. Step 4: Simplify right side
    61,923.95x = 2,227,721,793.11
  5. Step 5: Solve for x
    x = 2,227,721,793.11/61,923.95
  6. Step 6: Final answer
    x = 35,975.12

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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.