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Finding the Fourth Proportional to 96,044.40, 144,047.40 and 46,124.40

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Solution

The fourth proportional to 96,044.40, 144,047.40 and 46,124.40 is: 69,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,044.40 : 144,047.40 = 46,124.40 : x
  2. Step 2: Convert to fraction form
    96,044.40/144,047.40 = 46,124.40/x
  3. Step 3: Cross multiply
    96,044.40x = 144,047.40 × 46,124.40
  4. Step 4: Simplify right side
    96,044.40x = 6,644,099,896.56
  5. Step 5: Solve for x
    x = 6,644,099,896.56/96,044.40
  6. Step 6: Final answer
    x = 69,177.38

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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.