Home / 99,451.44-137,241.84-59,164.56

Finding the Fourth Proportional to 99,451.44, 137,241.84 and 59,164.56

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Solution

The fourth proportional to 99,451.44, 137,241.84 and 59,164.56 is: 81,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,451.44 : 137,241.84 = 59,164.56 : x
  2. Step 2: Convert to fraction form
    99,451.44/137,241.84 = 59,164.56/x
  3. Step 3: Cross multiply
    99,451.44x = 137,241.84 × 59,164.56
  4. Step 4: Simplify right side
    99,451.44x = 8,119,853,077.19
  5. Step 5: Solve for x
    x = 8,119,853,077.19/99,451.44
  6. Step 6: Final answer
    x = 81,646.41

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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.