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Finding the Fourth Proportional to 60,838.51, 83,956.25 and 33,981.41

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Solution

The fourth proportional to 60,838.51, 83,956.25 and 33,981.41 is: 46,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,838.51 : 83,956.25 = 33,981.41 : x
  2. Step 2: Convert to fraction form
    60,838.51/83,956.25 = 33,981.41/x
  3. Step 3: Cross multiply
    60,838.51x = 83,956.25 × 33,981.41
  4. Step 4: Simplify right side
    60,838.51x = 2,852,952,090.63
  5. Step 5: Solve for x
    x = 2,852,952,090.63/60,838.51
  6. Step 6: Final answer
    x = 46,893.85

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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.