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Finding the Fourth Proportional to 14,297.58, 21,441.11 and 4,935.20

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Solution

The fourth proportional to 14,297.58, 21,441.11 and 4,935.20 is: 7,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.58 : 21,441.11 = 4,935.20 : x
  2. Step 2: Convert to fraction form
    14,297.58/21,441.11 = 4,935.20/x
  3. Step 3: Cross multiply
    14,297.58x = 21,441.11 × 4,935.20
  4. Step 4: Simplify right side
    14,297.58x = 105,816,034.19
  5. Step 5: Solve for x
    x = 105,816,034.19/14,297.58
  6. Step 6: Final answer
    x = 7,400.98

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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.