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Finding the Fourth Proportional to 67,708.32, 93,436.29 and 37,492.98

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Solution

The fourth proportional to 67,708.32, 93,436.29 and 37,492.98 is: 51,739.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,708.32 : 93,436.29 = 37,492.98 : x
  2. Step 2: Convert to fraction form
    67,708.32/93,436.29 = 37,492.98/x
  3. Step 3: Cross multiply
    67,708.32x = 93,436.29 × 37,492.98
  4. Step 4: Simplify right side
    67,708.32x = 3,503,204,952.24
  5. Step 5: Solve for x
    x = 3,503,204,952.24/67,708.32
  6. Step 6: Final answer
    x = 51,739.65

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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.