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Finding the Fourth Proportional to 61,553.77, 84,925.31 and 37,655.53

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Solution

The fourth proportional to 61,553.77, 84,925.31 and 37,655.53 is: 51,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,553.77 : 84,925.31 = 37,655.53 : x
  2. Step 2: Convert to fraction form
    61,553.77/84,925.31 = 37,655.53/x
  3. Step 3: Cross multiply
    61,553.77x = 84,925.31 × 37,655.53
  4. Step 4: Simplify right side
    61,553.77x = 3,197,907,227.98
  5. Step 5: Solve for x
    x = 3,197,907,227.98/61,553.77
  6. Step 6: Final answer
    x = 51,953.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.