Home / 181,764.28-272,604.03-69,403.24

Finding the Fourth Proportional to 181,764.28, 272,604.03 and 69,403.24

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Solution

The fourth proportional to 181,764.28, 272,604.03 and 69,403.24 is: 104,088.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,764.28 : 272,604.03 = 69,403.24 : x
  2. Step 2: Convert to fraction form
    181,764.28/272,604.03 = 69,403.24/x
  3. Step 3: Cross multiply
    181,764.28x = 272,604.03 × 69,403.24
  4. Step 4: Simplify right side
    181,764.28x = 18,919,602,919.06
  5. Step 5: Solve for x
    x = 18,919,602,919.06/181,764.28
  6. Step 6: Final answer
    x = 104,088.67

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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.