Home / 100,935.03-151,420.37-41,737.55

Finding the Fourth Proportional to 100,935.03, 151,420.37 and 41,737.55

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Solution

The fourth proportional to 100,935.03, 151,420.37 and 41,737.55 is: 62,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,935.03 : 151,420.37 = 41,737.55 : x
  2. Step 2: Convert to fraction form
    100,935.03/151,420.37 = 41,737.55/x
  3. Step 3: Cross multiply
    100,935.03x = 151,420.37 × 41,737.55
  4. Step 4: Simplify right side
    100,935.03x = 6,319,915,055.21
  5. Step 5: Solve for x
    x = 6,319,915,055.21/100,935.03
  6. Step 6: Final answer
    x = 62,613.69

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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.