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Finding the Fourth Proportional to 61,362.99, 84,670.38 and 34,501.77

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Solution

The fourth proportional to 61,362.99, 84,670.38 and 34,501.77 is: 47,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,362.99 : 84,670.38 = 34,501.77 : x
  2. Step 2: Convert to fraction form
    61,362.99/84,670.38 = 34,501.77/x
  3. Step 3: Cross multiply
    61,362.99x = 84,670.38 × 34,501.77
  4. Step 4: Simplify right side
    61,362.99x = 2,921,277,976.57
  5. Step 5: Solve for x
    x = 2,921,277,976.57/61,362.99
  6. Step 6: Final answer
    x = 47,606.51

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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.