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Finding the Fourth Proportional to 18,048.72, 24,908.01 and 10,090.94

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Solution

The fourth proportional to 18,048.72, 24,908.01 and 10,090.94 is: 13,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.72 : 24,908.01 = 10,090.94 : x
  2. Step 2: Convert to fraction form
    18,048.72/24,908.01 = 10,090.94/x
  3. Step 3: Cross multiply
    18,048.72x = 24,908.01 × 10,090.94
  4. Step 4: Simplify right side
    18,048.72x = 251,345,296.70
  5. Step 5: Solve for x
    x = 251,345,296.70/18,048.72
  6. Step 6: Final answer
    x = 13,925.93

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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.