Home / 134,211.25-185,215.05-73,783.41

Finding the Fourth Proportional to 134,211.25, 185,215.05 and 73,783.41

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Solution

The fourth proportional to 134,211.25, 185,215.05 and 73,783.41 is: 101,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,211.25 : 185,215.05 = 73,783.41 : x
  2. Step 2: Convert to fraction form
    134,211.25/185,215.05 = 73,783.41/x
  3. Step 3: Cross multiply
    134,211.25x = 185,215.05 × 73,783.41
  4. Step 4: Simplify right side
    134,211.25x = 13,665,798,943.56
  5. Step 5: Solve for x
    x = 13,665,798,943.56/134,211.25
  6. Step 6: Final answer
    x = 101,823.05

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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.