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Finding the Fourth Proportional to 60,920.84, 84,070.20 and 33,696.92

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Solution

The fourth proportional to 60,920.84, 84,070.20 and 33,696.92 is: 46,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,920.84 : 84,070.20 = 33,696.92 : x
  2. Step 2: Convert to fraction form
    60,920.84/84,070.20 = 33,696.92/x
  3. Step 3: Cross multiply
    60,920.84x = 84,070.20 × 33,696.92
  4. Step 4: Simplify right side
    60,920.84x = 2,832,906,803.78
  5. Step 5: Solve for x
    x = 2,832,906,803.78/60,920.84
  6. Step 6: Final answer
    x = 46,501.44

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1.5x scale

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.