Home / 134,295.40-185,328.02-73,872.23

Finding the Fourth Proportional to 134,295.40, 185,328.02 and 73,872.23

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Solution

The fourth proportional to 134,295.40, 185,328.02 and 73,872.23 is: 101,943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,295.40 : 185,328.02 = 73,872.23 : x
  2. Step 2: Convert to fraction form
    134,295.40/185,328.02 = 73,872.23/x
  3. Step 3: Cross multiply
    134,295.40x = 185,328.02 × 73,872.23
  4. Step 4: Simplify right side
    134,295.40x = 13,690,593,749.52
  5. Step 5: Solve for x
    x = 13,690,593,749.52/134,295.40
  6. Step 6: Final answer
    x = 101,943.88

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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.