Home / 231,724.13-347,588.32-91,482.75

Finding the Fourth Proportional to 231,724.13, 347,588.32 and 91,482.75

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Solution

The fourth proportional to 231,724.13, 347,588.32 and 91,482.75 is: 137,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,724.13 : 347,588.32 = 91,482.75 : x
  2. Step 2: Convert to fraction form
    231,724.13/347,588.32 = 91,482.75/x
  3. Step 3: Cross multiply
    231,724.13x = 347,588.32 × 91,482.75
  4. Step 4: Simplify right side
    231,724.13x = 31,798,335,152.77
  5. Step 5: Solve for x
    x = 31,798,335,152.77/231,724.13
  6. Step 6: Final answer
    x = 137,224.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.