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Finding the Fourth Proportional to 48,795.84, 73,160.64 and 15,505.92

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Solution

The fourth proportional to 48,795.84, 73,160.64 and 15,505.92 is: 23,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,795.84 : 73,160.64 = 15,505.92 : x
  2. Step 2: Convert to fraction form
    48,795.84/73,160.64 = 15,505.92/x
  3. Step 3: Cross multiply
    48,795.84x = 73,160.64 × 15,505.92
  4. Step 4: Simplify right side
    48,795.84x = 1,134,423,030.99
  5. Step 5: Solve for x
    x = 1,134,423,030.99/48,795.84
  6. Step 6: Final answer
    x = 23,248.36

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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.