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Finding the Fourth Proportional to 67,312.84, 92,837.19 and 59,229.04

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Solution

The fourth proportional to 67,312.84, 92,837.19 and 59,229.04 is: 81,688.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,312.84 : 92,837.19 = 59,229.04 : x
  2. Step 2: Convert to fraction form
    67,312.84/92,837.19 = 59,229.04/x
  3. Step 3: Cross multiply
    67,312.84x = 92,837.19 × 59,229.04
  4. Step 4: Simplify right side
    67,312.84x = 5,498,657,640.00
  5. Step 5: Solve for x
    x = 5,498,657,640.00/67,312.84
  6. Step 6: Final answer
    x = 81,688.09

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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.