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Finding the Fourth Proportional to 61,006.37, 91,493.15 and 21,552.89

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Solution

The fourth proportional to 61,006.37, 91,493.15 and 21,552.89 is: 32,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,006.37 : 91,493.15 = 21,552.89 : x
  2. Step 2: Convert to fraction form
    61,006.37/91,493.15 = 21,552.89/x
  3. Step 3: Cross multiply
    61,006.37x = 91,493.15 × 21,552.89
  4. Step 4: Simplify right side
    61,006.37x = 1,971,941,232.47
  5. Step 5: Solve for x
    x = 1,971,941,232.47/61,006.37
  6. Step 6: Final answer
    x = 32,323.53

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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.