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Finding the Fourth Proportional to 79,714.08, 110,005.56 and 43,904.16

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Solution

The fourth proportional to 79,714.08, 110,005.56 and 43,904.16 is: 60,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,714.08 : 110,005.56 = 43,904.16 : x
  2. Step 2: Convert to fraction form
    79,714.08/110,005.56 = 43,904.16/x
  3. Step 3: Cross multiply
    79,714.08x = 110,005.56 × 43,904.16
  4. Step 4: Simplify right side
    79,714.08x = 4,829,701,707.13
  5. Step 5: Solve for x
    x = 4,829,701,707.13/79,714.08
  6. Step 6: Final answer
    x = 60,587.81

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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.