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Finding the Fourth Proportional to 29,300.16, 40,439.92 and 22,914.08

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Solution

The fourth proportional to 29,300.16, 40,439.92 and 22,914.08 is: 31,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,300.16 : 40,439.92 = 22,914.08 : x
  2. Step 2: Convert to fraction form
    29,300.16/40,439.92 = 22,914.08/x
  3. Step 3: Cross multiply
    29,300.16x = 40,439.92 × 22,914.08
  4. Step 4: Simplify right side
    29,300.16x = 926,643,562.07
  5. Step 5: Solve for x
    x = 926,643,562.07/29,300.16
  6. Step 6: Final answer
    x = 31,625.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.