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Finding the Fourth Proportional to 83,266.88, 114,907.56 and 45,541.40

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Solution

The fourth proportional to 83,266.88, 114,907.56 and 45,541.40 is: 62,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,266.88 : 114,907.56 = 45,541.40 : x
  2. Step 2: Convert to fraction form
    83,266.88/114,907.56 = 45,541.40/x
  3. Step 3: Cross multiply
    83,266.88x = 114,907.56 × 45,541.40
  4. Step 4: Simplify right side
    83,266.88x = 5,233,051,152.98
  5. Step 5: Solve for x
    x = 5,233,051,152.98/83,266.88
  6. Step 6: Final answer
    x = 62,846.73

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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.