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Finding the Fourth Proportional to 154,987.47, 232,481.22 and 61,493.22

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Solution

The fourth proportional to 154,987.47, 232,481.22 and 61,493.22 is: 92,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,987.47 : 232,481.22 = 61,493.22 : x
  2. Step 2: Convert to fraction form
    154,987.47/232,481.22 = 61,493.22/x
  3. Step 3: Cross multiply
    154,987.47x = 232,481.22 × 61,493.22
  4. Step 4: Simplify right side
    154,987.47x = 14,296,018,807.33
  5. Step 5: Solve for x
    x = 14,296,018,807.33/154,987.47
  6. Step 6: Final answer
    x = 92,239.84

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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.