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Finding the Fourth Proportional to 68,159.32, 94,057.05 and 37,943.76

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Solution

The fourth proportional to 68,159.32, 94,057.05 and 37,943.76 is: 52,360.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,159.32 : 94,057.05 = 37,943.76 : x
  2. Step 2: Convert to fraction form
    68,159.32/94,057.05 = 37,943.76/x
  3. Step 3: Cross multiply
    68,159.32x = 94,057.05 × 37,943.76
  4. Step 4: Simplify right side
    68,159.32x = 3,568,878,131.51
  5. Step 5: Solve for x
    x = 3,568,878,131.51/68,159.32
  6. Step 6: Final answer
    x = 52,360.82

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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.