Home / 100,883.02-151,236.87-50,921.50

Finding the Fourth Proportional to 100,883.02, 151,236.87 and 50,921.50

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Solution

The fourth proportional to 100,883.02, 151,236.87 and 50,921.50 is: 76,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,883.02 : 151,236.87 = 50,921.50 : x
  2. Step 2: Convert to fraction form
    100,883.02/151,236.87 = 50,921.50/x
  3. Step 3: Cross multiply
    100,883.02x = 151,236.87 × 50,921.50
  4. Step 4: Simplify right side
    100,883.02x = 7,701,208,275.71
  5. Step 5: Solve for x
    x = 7,701,208,275.71/100,883.02
  6. Step 6: Final answer
    x = 76,338.00

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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.