Home / 220,151.23-330,365.82-93,791.53

Finding the Fourth Proportional to 220,151.23, 330,365.82 and 93,791.53

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Solution

The fourth proportional to 220,151.23, 330,365.82 and 93,791.53 is: 140,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,151.23 : 330,365.82 = 93,791.53 : x
  2. Step 2: Convert to fraction form
    220,151.23/330,365.82 = 93,791.53/x
  3. Step 3: Cross multiply
    220,151.23x = 330,365.82 × 93,791.53
  4. Step 4: Simplify right side
    220,151.23x = 30,985,515,717.50
  5. Step 5: Solve for x
    x = 30,985,515,717.50/220,151.23
  6. Step 6: Final answer
    x = 140,746.50

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1.5x scale

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.