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Finding the Fourth Proportional to 61,556.95, 84,940.41 and 34,700.59

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Solution

The fourth proportional to 61,556.95, 84,940.41 and 34,700.59 is: 47,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,556.95 : 84,940.41 = 34,700.59 : x
  2. Step 2: Convert to fraction form
    61,556.95/84,940.41 = 34,700.59/x
  3. Step 3: Cross multiply
    61,556.95x = 84,940.41 × 34,700.59
  4. Step 4: Simplify right side
    61,556.95x = 2,947,482,341.84
  5. Step 5: Solve for x
    x = 2,947,482,341.84/61,556.95
  6. Step 6: Final answer
    x = 47,882.20

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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.