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Finding the Fourth Proportional to 66,238.70, 99,297.90 and 24,089.00

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Solution

The fourth proportional to 66,238.70, 99,297.90 and 24,089.00 is: 36,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,238.70 : 99,297.90 = 24,089.00 : x
  2. Step 2: Convert to fraction form
    66,238.70/99,297.90 = 24,089.00/x
  3. Step 3: Cross multiply
    66,238.70x = 99,297.90 × 24,089.00
  4. Step 4: Simplify right side
    66,238.70x = 2,391,986,616.61
  5. Step 5: Solve for x
    x = 2,391,986,616.61/66,238.70
  6. Step 6: Final answer
    x = 36,111.62

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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.