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Finding the Fourth Proportional to 61,242.95, 84,524.51 and 37,383.46

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Solution

The fourth proportional to 61,242.95, 84,524.51 and 37,383.46 is: 51,594.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,242.95 : 84,524.51 = 37,383.46 : x
  2. Step 2: Convert to fraction form
    61,242.95/84,524.51 = 37,383.46/x
  3. Step 3: Cross multiply
    61,242.95x = 84,524.51 × 37,383.46
  4. Step 4: Simplify right side
    61,242.95x = 3,159,818,638.60
  5. Step 5: Solve for x
    x = 3,159,818,638.60/61,242.95
  6. Step 6: Final answer
    x = 51,594.81

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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.