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Finding the Fourth Proportional to 18,550.64, 25,600.23 and 10,052.93

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Solution

The fourth proportional to 18,550.64, 25,600.23 and 10,052.93 is: 13,873.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.64 : 25,600.23 = 10,052.93 : x
  2. Step 2: Convert to fraction form
    18,550.64/25,600.23 = 10,052.93/x
  3. Step 3: Cross multiply
    18,550.64x = 25,600.23 × 10,052.93
  4. Step 4: Simplify right side
    18,550.64x = 257,357,384.17
  5. Step 5: Solve for x
    x = 257,357,384.17/18,550.64
  6. Step 6: Final answer
    x = 13,873.23

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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.