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Finding the Fourth Proportional to 18,294.48, 27,444.06 and 5,810.06

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Solution

The fourth proportional to 18,294.48, 27,444.06 and 5,810.06 is: 8,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.48 : 27,444.06 = 5,810.06 : x
  2. Step 2: Convert to fraction form
    18,294.48/27,444.06 = 5,810.06/x
  3. Step 3: Cross multiply
    18,294.48x = 27,444.06 × 5,810.06
  4. Step 4: Simplify right side
    18,294.48x = 159,451,498.02
  5. Step 5: Solve for x
    x = 159,451,498.02/18,294.48
  6. Step 6: Final answer
    x = 8,715.83

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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.