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Finding the Fourth Proportional to 64,998.37, 97,511.19 and 36,931.42

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Solution

The fourth proportional to 64,998.37, 97,511.19 and 36,931.42 is: 55,404.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,998.37 : 97,511.19 = 36,931.42 : x
  2. Step 2: Convert to fraction form
    64,998.37/97,511.19 = 36,931.42/x
  3. Step 3: Cross multiply
    64,998.37x = 97,511.19 × 36,931.42
  4. Step 4: Simplify right side
    64,998.37x = 3,601,226,712.59
  5. Step 5: Solve for x
    x = 3,601,226,712.59/64,998.37
  6. Step 6: Final answer
    x = 55,404.88

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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.