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Finding the Fourth Proportional to 61,295.92, 84,590.55 and 34,437.89

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Solution

The fourth proportional to 61,295.92, 84,590.55 and 34,437.89 is: 47,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,295.92 : 84,590.55 = 34,437.89 : x
  2. Step 2: Convert to fraction form
    61,295.92/84,590.55 = 34,437.89/x
  3. Step 3: Cross multiply
    61,295.92x = 84,590.55 × 34,437.89
  4. Step 4: Simplify right side
    61,295.92x = 2,913,120,055.94
  5. Step 5: Solve for x
    x = 2,913,120,055.94/61,295.92
  6. Step 6: Final answer
    x = 47,525.51

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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.