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Finding the Fourth Proportional to 111,510.73, 167,298.90 and 44,916.58

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Solution

The fourth proportional to 111,510.73, 167,298.90 and 44,916.58 is: 67,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,510.73 : 167,298.90 = 44,916.58 : x
  2. Step 2: Convert to fraction form
    111,510.73/167,298.90 = 44,916.58/x
  3. Step 3: Cross multiply
    111,510.73x = 167,298.90 × 44,916.58
  4. Step 4: Simplify right side
    111,510.73x = 7,514,494,425.76
  5. Step 5: Solve for x
    x = 7,514,494,425.76/111,510.73
  6. Step 6: Final answer
    x = 67,388.08

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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.