Home / 160,740.60-241,124.05-80,737.43

Finding the Fourth Proportional to 160,740.60, 241,124.05 and 80,737.43

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Solution

The fourth proportional to 160,740.60, 241,124.05 and 80,737.43 is: 121,112.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,740.60 : 241,124.05 = 80,737.43 : x
  2. Step 2: Convert to fraction form
    160,740.60/241,124.05 = 80,737.43/x
  3. Step 3: Cross multiply
    160,740.60x = 241,124.05 × 80,737.43
  4. Step 4: Simplify right side
    160,740.60x = 19,467,736,108.19
  5. Step 5: Solve for x
    x = 19,467,736,108.19/160,740.60
  6. Step 6: Final answer
    x = 121,112.75

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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.