Home / 127,463.66-175,893.02-73,749.56

Finding the Fourth Proportional to 127,463.66, 175,893.02 and 73,749.56

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Solution

The fourth proportional to 127,463.66, 175,893.02 and 73,749.56 is: 101,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,463.66 : 175,893.02 = 73,749.56 : x
  2. Step 2: Convert to fraction form
    127,463.66/175,893.02 = 73,749.56/x
  3. Step 3: Cross multiply
    127,463.66x = 175,893.02 × 73,749.56
  4. Step 4: Simplify right side
    127,463.66x = 12,972,032,832.07
  5. Step 5: Solve for x
    x = 12,972,032,832.07/127,463.66
  6. Step 6: Final answer
    x = 101,770.44

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1.5x scale

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.