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Finding the Fourth Proportional to 67,065.64, 92,552.58 and 37,257

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Solution

The fourth proportional to 67,065.64, 92,552.58 and 37,257 is: 51,415.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,065.64 : 92,552.58 = 37,257 : x
  2. Step 2: Convert to fraction form
    67,065.64/92,552.58 = 37,257/x
  3. Step 3: Cross multiply
    67,065.64x = 92,552.58 × 37,257
  4. Step 4: Simplify right side
    67,065.64x = 3,448,231,473.06
  5. Step 5: Solve for x
    x = 3,448,231,473.06/67,065.64
  6. Step 6: Final answer
    x = 51,415.77

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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.