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Finding the Fourth Proportional to 27,797, 38,333.90 and 17,714.92

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Solution

The fourth proportional to 27,797, 38,333.90 and 17,714.92 is: 24,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,797 : 38,333.90 = 17,714.92 : x
  2. Step 2: Convert to fraction form
    27,797/38,333.90 = 17,714.92/x
  3. Step 3: Cross multiply
    27,797x = 38,333.90 × 17,714.92
  4. Step 4: Simplify right side
    27,797x = 679,081,971.79
  5. Step 5: Solve for x
    x = 679,081,971.79/27,797
  6. Step 6: Final answer
    x = 24,430.05

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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.