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Finding the Fourth Proportional to 116,446.28, 174,737.14 and 48,973.40

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Solution

The fourth proportional to 116,446.28, 174,737.14 and 48,973.40 is: 73,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,446.28 : 174,737.14 = 48,973.40 : x
  2. Step 2: Convert to fraction form
    116,446.28/174,737.14 = 48,973.40/x
  3. Step 3: Cross multiply
    116,446.28x = 174,737.14 × 48,973.40
  4. Step 4: Simplify right side
    116,446.28x = 8,557,471,852.08
  5. Step 5: Solve for x
    x = 8,557,471,852.08/116,446.28
  6. Step 6: Final answer
    x = 73,488.58

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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.