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Finding the Fourth Proportional to 79,714.88, 110,014.29 and 59,536.72

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Solution

The fourth proportional to 79,714.88, 110,014.29 and 59,536.72 is: 82,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,714.88 : 110,014.29 = 59,536.72 : x
  2. Step 2: Convert to fraction form
    79,714.88/110,014.29 = 59,536.72/x
  3. Step 3: Cross multiply
    79,714.88x = 110,014.29 × 59,536.72
  4. Step 4: Simplify right side
    79,714.88x = 6,549,889,979.73
  5. Step 5: Solve for x
    x = 6,549,889,979.73/79,714.88
  6. Step 6: Final answer
    x = 82,166.47

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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.