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Finding the Fourth Proportional to 66,714.96, 100,186.95 and 59,235.42

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Solution

The fourth proportional to 66,714.96, 100,186.95 and 59,235.42 is: 88,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,714.96 : 100,186.95 = 59,235.42 : x
  2. Step 2: Convert to fraction form
    66,714.96/100,186.95 = 59,235.42/x
  3. Step 3: Cross multiply
    66,714.96x = 100,186.95 × 59,235.42
  4. Step 4: Simplify right side
    66,714.96x = 5,934,616,061.77
  5. Step 5: Solve for x
    x = 5,934,616,061.77/66,714.96
  6. Step 6: Final answer
    x = 88,954.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.