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Finding the Fourth Proportional to 18,026.29, 27,040.98 and 4,701.06

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Solution

The fourth proportional to 18,026.29, 27,040.98 and 4,701.06 is: 7,051.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.29 : 27,040.98 = 4,701.06 : x
  2. Step 2: Convert to fraction form
    18,026.29/27,040.98 = 4,701.06/x
  3. Step 3: Cross multiply
    18,026.29x = 27,040.98 × 4,701.06
  4. Step 4: Simplify right side
    18,026.29x = 127,121,235.82
  5. Step 5: Solve for x
    x = 127,121,235.82/18,026.29
  6. Step 6: Final answer
    x = 7,051.99

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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.