Home / 124,529.45-186,849.05-65,350.85

Finding the Fourth Proportional to 124,529.45, 186,849.05 and 65,350.85

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Solution

The fourth proportional to 124,529.45, 186,849.05 and 65,350.85 is: 98,055.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,529.45 : 186,849.05 = 65,350.85 : x
  2. Step 2: Convert to fraction form
    124,529.45/186,849.05 = 65,350.85/x
  3. Step 3: Cross multiply
    124,529.45x = 186,849.05 × 65,350.85
  4. Step 4: Simplify right side
    124,529.45x = 12,210,744,580.62
  5. Step 5: Solve for x
    x = 12,210,744,580.62/124,529.45
  6. Step 6: Final answer
    x = 98,055.07

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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.