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Finding the Fourth Proportional to 61,015.95, 91,515.22 and 23,593.61

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Solution

The fourth proportional to 61,015.95, 91,515.22 and 23,593.61 is: 35,387.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,015.95 : 91,515.22 = 23,593.61 : x
  2. Step 2: Convert to fraction form
    61,015.95/91,515.22 = 23,593.61/x
  3. Step 3: Cross multiply
    61,015.95x = 91,515.22 × 23,593.61
  4. Step 4: Simplify right side
    61,015.95x = 2,159,174,579.55
  5. Step 5: Solve for x
    x = 2,159,174,579.55/61,015.95
  6. Step 6: Final answer
    x = 35,387.05

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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.