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Finding the Fourth Proportional to 76,063.17, 114,130.32 and 33,938.82

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Solution

The fourth proportional to 76,063.17, 114,130.32 and 33,938.82 is: 50,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,063.17 : 114,130.32 = 33,938.82 : x
  2. Step 2: Convert to fraction form
    76,063.17/114,130.32 = 33,938.82/x
  3. Step 3: Cross multiply
    76,063.17x = 114,130.32 × 33,938.82
  4. Step 4: Simplify right side
    76,063.17x = 3,873,448,387.02
  5. Step 5: Solve for x
    x = 3,873,448,387.02/76,063.17
  6. Step 6: Final answer
    x = 50,924.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.