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Finding the Fourth Proportional to 144,548.69, 216,816.35 and 37,930.01

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Solution

The fourth proportional to 144,548.69, 216,816.35 and 37,930.01 is: 56,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,548.69 : 216,816.35 = 37,930.01 : x
  2. Step 2: Convert to fraction form
    144,548.69/216,816.35 = 37,930.01/x
  3. Step 3: Cross multiply
    144,548.69x = 216,816.35 × 37,930.01
  4. Step 4: Simplify right side
    144,548.69x = 8,223,846,323.66
  5. Step 5: Solve for x
    x = 8,223,846,323.66/144,548.69
  6. Step 6: Final answer
    x = 56,893.26

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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.