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Finding the Fourth Proportional to 60,842.51, 83,957.19 and 33,981.29

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Solution

The fourth proportional to 60,842.51, 83,957.19 and 33,981.29 is: 46,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,842.51 : 83,957.19 = 33,981.29 : x
  2. Step 2: Convert to fraction form
    60,842.51/83,957.19 = 33,981.29/x
  3. Step 3: Cross multiply
    60,842.51x = 83,957.19 × 33,981.29
  4. Step 4: Simplify right side
    60,842.51x = 2,852,973,620.98
  5. Step 5: Solve for x
    x = 2,852,973,620.98/60,842.51
  6. Step 6: Final answer
    x = 46,891.12

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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.