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Finding the Fourth Proportional to 107,190.80, 160,802.04 and 37,051.28

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Solution

The fourth proportional to 107,190.80, 160,802.04 and 37,051.28 is: 55,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,190.80 : 160,802.04 = 37,051.28 : x
  2. Step 2: Convert to fraction form
    107,190.80/160,802.04 = 37,051.28/x
  3. Step 3: Cross multiply
    107,190.80x = 160,802.04 × 37,051.28
  4. Step 4: Simplify right side
    107,190.80x = 5,957,921,408.61
  5. Step 5: Solve for x
    x = 5,957,921,408.61/107,190.80
  6. Step 6: Final answer
    x = 55,582.40

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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.