Home / 111,669.13-167,409.54-48,441.67

Finding the Fourth Proportional to 111,669.13, 167,409.54 and 48,441.67

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Solution

The fourth proportional to 111,669.13, 167,409.54 and 48,441.67 is: 72,621.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,669.13 : 167,409.54 = 48,441.67 : x
  2. Step 2: Convert to fraction form
    111,669.13/167,409.54 = 48,441.67/x
  3. Step 3: Cross multiply
    111,669.13x = 167,409.54 × 48,441.67
  4. Step 4: Simplify right side
    111,669.13x = 8,109,597,691.53
  5. Step 5: Solve for x
    x = 8,109,597,691.53/111,669.13
  6. Step 6: Final answer
    x = 72,621.66

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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.