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Finding the Fourth Proportional to 61,714.93, 85,166.67 and 34,857.49

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Solution

The fourth proportional to 61,714.93, 85,166.67 and 34,857.49 is: 48,103.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,714.93 : 85,166.67 = 34,857.49 : x
  2. Step 2: Convert to fraction form
    61,714.93/85,166.67 = 34,857.49/x
  3. Step 3: Cross multiply
    61,714.93x = 85,166.67 × 34,857.49
  4. Step 4: Simplify right side
    61,714.93x = 2,968,696,347.86
  5. Step 5: Solve for x
    x = 2,968,696,347.86/61,714.93
  6. Step 6: Final answer
    x = 48,103.37

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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.