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Finding the Fourth Proportional to 67,901.91, 93,703.93 and 37,687.49

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Solution

The fourth proportional to 67,901.91, 93,703.93 and 37,687.49 is: 52,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,901.91 : 93,703.93 = 37,687.49 : x
  2. Step 2: Convert to fraction form
    67,901.91/93,703.93 = 37,687.49/x
  3. Step 3: Cross multiply
    67,901.91x = 93,703.93 × 37,687.49
  4. Step 4: Simplify right side
    67,901.91x = 3,531,466,346.57
  5. Step 5: Solve for x
    x = 3,531,466,346.57/67,901.91
  6. Step 6: Final answer
    x = 52,008.35

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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.