Home / 145,921.20-201,471.48-110,151.60

Finding the Fourth Proportional to 145,921.20, 201,471.48 and 110,151.60

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Solution

The fourth proportional to 145,921.20, 201,471.48 and 110,151.60 is: 152,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,921.20 : 201,471.48 = 110,151.60 : x
  2. Step 2: Convert to fraction form
    145,921.20/201,471.48 = 110,151.60/x
  3. Step 3: Cross multiply
    145,921.20x = 201,471.48 × 110,151.60
  4. Step 4: Simplify right side
    145,921.20x = 22,192,405,876.37
  5. Step 5: Solve for x
    x = 22,192,405,876.37/145,921.20
  6. Step 6: Final answer
    x = 152,084.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.