Home / 124,581.96-186,902.67-40,342.21

Finding the Fourth Proportional to 124,581.96, 186,902.67 and 40,342.21

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Solution

The fourth proportional to 124,581.96, 186,902.67 and 40,342.21 is: 60,522.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,581.96 : 186,902.67 = 40,342.21 : x
  2. Step 2: Convert to fraction form
    124,581.96/186,902.67 = 40,342.21/x
  3. Step 3: Cross multiply
    124,581.96x = 186,902.67 × 40,342.21
  4. Step 4: Simplify right side
    124,581.96x = 7,540,066,762.70
  5. Step 5: Solve for x
    x = 7,540,066,762.70/124,581.96
  6. Step 6: Final answer
    x = 60,522.94

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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.