Home / 140,927.19-194,487.48-83,600.45

Finding the Fourth Proportional to 140,927.19, 194,487.48 and 83,600.45

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Solution

The fourth proportional to 140,927.19, 194,487.48 and 83,600.45 is: 115,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,927.19 : 194,487.48 = 83,600.45 : x
  2. Step 2: Convert to fraction form
    140,927.19/194,487.48 = 83,600.45/x
  3. Step 3: Cross multiply
    140,927.19x = 194,487.48 × 83,600.45
  4. Step 4: Simplify right side
    140,927.19x = 16,259,241,698.25
  5. Step 5: Solve for x
    x = 16,259,241,698.25/140,927.19
  6. Step 6: Final answer
    x = 115,373.35

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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.