Home / 115,732.60-173,612.84-40,837.36

Finding the Fourth Proportional to 115,732.60, 173,612.84 and 40,837.36

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Solution

The fourth proportional to 115,732.60, 173,612.84 and 40,837.36 is: 61,260.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,732.60 : 173,612.84 = 40,837.36 : x
  2. Step 2: Convert to fraction form
    115,732.60/173,612.84 = 40,837.36/x
  3. Step 3: Cross multiply
    115,732.60x = 173,612.84 × 40,837.36
  4. Step 4: Simplify right side
    115,732.60x = 7,089,890,047.70
  5. Step 5: Solve for x
    x = 7,089,890,047.70/115,732.60
  6. Step 6: Final answer
    x = 61,260.96

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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.