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Finding the Fourth Proportional to 45,950.08, 68,925.36 and 18,248.08

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Solution

The fourth proportional to 45,950.08, 68,925.36 and 18,248.08 is: 27,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,950.08 : 68,925.36 = 18,248.08 : x
  2. Step 2: Convert to fraction form
    45,950.08/68,925.36 = 18,248.08/x
  3. Step 3: Cross multiply
    45,950.08x = 68,925.36 × 18,248.08
  4. Step 4: Simplify right side
    45,950.08x = 1,257,755,483.31
  5. Step 5: Solve for x
    x = 1,257,755,483.31/45,950.08
  6. Step 6: Final answer
    x = 27,372.22

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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.