Home / 114,113.85-157,424.04-73,840.62

Finding the Fourth Proportional to 114,113.85, 157,424.04 and 73,840.62

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Solution

The fourth proportional to 114,113.85, 157,424.04 and 73,840.62 is: 101,865.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,113.85 : 157,424.04 = 73,840.62 : x
  2. Step 2: Convert to fraction form
    114,113.85/157,424.04 = 73,840.62/x
  3. Step 3: Cross multiply
    114,113.85x = 157,424.04 × 73,840.62
  4. Step 4: Simplify right side
    114,113.85x = 11,624,288,716.50
  5. Step 5: Solve for x
    x = 11,624,288,716.50/114,113.85
  6. Step 6: Final answer
    x = 101,865.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.