Home / 124,109.96-186,242.70-50,237.96

Finding the Fourth Proportional to 124,109.96, 186,242.70 and 50,237.96

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Solution

The fourth proportional to 124,109.96, 186,242.70 and 50,237.96 is: 75,388.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,109.96 : 186,242.70 = 50,237.96 : x
  2. Step 2: Convert to fraction form
    124,109.96/186,242.70 = 50,237.96/x
  3. Step 3: Cross multiply
    124,109.96x = 186,242.70 × 50,237.96
  4. Step 4: Simplify right side
    124,109.96x = 9,356,453,312.89
  5. Step 5: Solve for x
    x = 9,356,453,312.89/124,109.96
  6. Step 6: Final answer
    x = 75,388.42

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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.