Home / 101,219.32-151,850.35-38,040.00

Finding the Fourth Proportional to 101,219.32, 151,850.35 and 38,040.00

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Solution

The fourth proportional to 101,219.32, 151,850.35 and 38,040.00 is: 57,068.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,219.32 : 151,850.35 = 38,040.00 : x
  2. Step 2: Convert to fraction form
    101,219.32/151,850.35 = 38,040.00/x
  3. Step 3: Cross multiply
    101,219.32x = 151,850.35 × 38,040.00
  4. Step 4: Simplify right side
    101,219.32x = 5,776,386,578.14
  5. Step 5: Solve for x
    x = 5,776,386,578.14/101,219.32
  6. Step 6: Final answer
    x = 57,068.02

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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.