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Finding the Fourth Proportional to 29,153.52, 40,226.16 and 19,607.16

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Solution

The fourth proportional to 29,153.52, 40,226.16 and 19,607.16 is: 27,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,153.52 : 40,226.16 = 19,607.16 : x
  2. Step 2: Convert to fraction form
    29,153.52/40,226.16 = 19,607.16/x
  3. Step 3: Cross multiply
    29,153.52x = 40,226.16 × 19,607.16
  4. Step 4: Simplify right side
    29,153.52x = 788,720,755.31
  5. Step 5: Solve for x
    x = 788,720,755.31/29,153.52
  6. Step 6: Final answer
    x = 27,054.05

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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.