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Finding the Fourth Proportional to 54,799, 75,623.16 and 29,649.04

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Solution

The fourth proportional to 54,799, 75,623.16 and 29,649.04 is: 40,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,799 : 75,623.16 = 29,649.04 : x
  2. Step 2: Convert to fraction form
    54,799/75,623.16 = 29,649.04/x
  3. Step 3: Cross multiply
    54,799x = 75,623.16 × 29,649.04
  4. Step 4: Simplify right side
    54,799x = 2,242,154,095.77
  5. Step 5: Solve for x
    x = 2,242,154,095.77/54,799
  6. Step 6: Final answer
    x = 40,915.97

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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.