Home / 100,943.55-151,433.16-41,746.05

Finding the Fourth Proportional to 100,943.55, 151,433.16 and 41,746.05

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Solution

The fourth proportional to 100,943.55, 151,433.16 and 41,746.05 is: 62,626.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,943.55 : 151,433.16 = 41,746.05 : x
  2. Step 2: Convert to fraction form
    100,943.55/151,433.16 = 41,746.05/x
  3. Step 3: Cross multiply
    100,943.55x = 151,433.16 × 41,746.05
  4. Step 4: Simplify right side
    100,943.55x = 6,321,736,060.29
  5. Step 5: Solve for x
    x = 6,321,736,060.29/100,943.55
  6. Step 6: Final answer
    x = 62,626.45

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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.