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Finding the Fourth Proportional to 164,345.95, 246,658.80 and 64,575.91

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Solution

The fourth proportional to 164,345.95, 246,658.80 and 64,575.91 is: 96,918.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,345.95 : 246,658.80 = 64,575.91 : x
  2. Step 2: Convert to fraction form
    164,345.95/246,658.80 = 64,575.91/x
  3. Step 3: Cross multiply
    164,345.95x = 246,658.80 × 64,575.91
  4. Step 4: Simplify right side
    164,345.95x = 15,928,215,236.21
  5. Step 5: Solve for x
    x = 15,928,215,236.21/164,345.95
  6. Step 6: Final answer
    x = 96,918.82

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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.