Home / 181,770.28-272,613.03-69,409.24

Finding the Fourth Proportional to 181,770.28, 272,613.03 and 69,409.24

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Solution

The fourth proportional to 181,770.28, 272,613.03 and 69,409.24 is: 104,097.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,770.28 : 272,613.03 = 69,409.24 : x
  2. Step 2: Convert to fraction form
    181,770.28/272,613.03 = 69,409.24/x
  3. Step 3: Cross multiply
    181,770.28x = 272,613.03 × 69,409.24
  4. Step 4: Simplify right side
    181,770.28x = 18,921,863,226.40
  5. Step 5: Solve for x
    x = 18,921,863,226.40/181,770.28
  6. Step 6: Final answer
    x = 104,097.67

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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.