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Finding the Fourth Proportional to 29,612.54, 40,864.07 and 16,184.25

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Solution

The fourth proportional to 29,612.54, 40,864.07 and 16,184.25 is: 22,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,612.54 : 40,864.07 = 16,184.25 : x
  2. Step 2: Convert to fraction form
    29,612.54/40,864.07 = 16,184.25/x
  3. Step 3: Cross multiply
    29,612.54x = 40,864.07 × 16,184.25
  4. Step 4: Simplify right side
    29,612.54x = 661,354,386.60
  5. Step 5: Solve for x
    x = 661,354,386.60/29,612.54
  6. Step 6: Final answer
    x = 22,333.60

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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.