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Finding the Fourth Proportional to 83,260.50, 114,899.58 and 45,534.84

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Solution

The fourth proportional to 83,260.50, 114,899.58 and 45,534.84 is: 62,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,260.50 : 114,899.58 = 45,534.84 : x
  2. Step 2: Convert to fraction form
    83,260.50/114,899.58 = 45,534.84/x
  3. Step 3: Cross multiply
    83,260.50x = 114,899.58 × 45,534.84
  4. Step 4: Simplify right side
    83,260.50x = 5,231,933,991.37
  5. Step 5: Solve for x
    x = 5,231,933,991.37/83,260.50
  6. Step 6: Final answer
    x = 62,838.13

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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.