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Finding the Fourth Proportional to 83,265.63, 114,906.56 and 45,539.88

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Solution

The fourth proportional to 83,265.63, 114,906.56 and 45,539.88 is: 62,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,265.63 : 114,906.56 = 45,539.88 : x
  2. Step 2: Convert to fraction form
    83,265.63/114,906.56 = 45,539.88/x
  3. Step 3: Cross multiply
    83,265.63x = 114,906.56 × 45,539.88
  4. Step 4: Simplify right side
    83,265.63x = 5,232,830,953.61
  5. Step 5: Solve for x
    x = 5,232,830,953.61/83,265.63
  6. Step 6: Final answer
    x = 62,845.03

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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.