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Finding the Fourth Proportional to 18,030.17, 27,008.54 and 14,710.25

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Solution

The fourth proportional to 18,030.17, 27,008.54 and 14,710.25 is: 22,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.17 : 27,008.54 = 14,710.25 : x
  2. Step 2: Convert to fraction form
    18,030.17/27,008.54 = 14,710.25/x
  3. Step 3: Cross multiply
    18,030.17x = 27,008.54 × 14,710.25
  4. Step 4: Simplify right side
    18,030.17x = 397,302,301.98
  5. Step 5: Solve for x
    x = 397,302,301.98/18,030.17
  6. Step 6: Final answer
    x = 22,035.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.