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Finding the Fourth Proportional to 32,603, 44,992.80 and 19,856.72

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Solution

The fourth proportional to 32,603, 44,992.80 and 19,856.72 is: 27,402.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603 : 44,992.80 = 19,856.72 : x
  2. Step 2: Convert to fraction form
    32,603/44,992.80 = 19,856.72/x
  3. Step 3: Cross multiply
    32,603x = 44,992.80 × 19,856.72
  4. Step 4: Simplify right side
    32,603x = 893,409,431.62
  5. Step 5: Solve for x
    x = 893,409,431.62/32,603
  6. Step 6: Final answer
    x = 27,402.68

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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.