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Finding the Fourth Proportional to 14,437.73, 21,631.95 and 7,852.16

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Solution

The fourth proportional to 14,437.73, 21,631.95 and 7,852.16 is: 11,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.73 : 21,631.95 = 7,852.16 : x
  2. Step 2: Convert to fraction form
    14,437.73/21,631.95 = 7,852.16/x
  3. Step 3: Cross multiply
    14,437.73x = 21,631.95 × 7,852.16
  4. Step 4: Simplify right side
    14,437.73x = 169,857,532.51
  5. Step 5: Solve for x
    x = 169,857,532.51/14,437.73
  6. Step 6: Final answer
    x = 11,764.84

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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.