Home / 451,570.36-677,666.58-156,082.36

Finding the Fourth Proportional to 451,570.36, 677,666.58 and 156,082.36

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Solution

The fourth proportional to 451,570.36, 677,666.58 and 156,082.36 is: 234,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,570.36 : 677,666.58 = 156,082.36 : x
  2. Step 2: Convert to fraction form
    451,570.36/677,666.58 = 156,082.36/x
  3. Step 3: Cross multiply
    451,570.36x = 677,666.58 × 156,082.36
  4. Step 4: Simplify right side
    451,570.36x = 105,771,799,099.53
  5. Step 5: Solve for x
    x = 105,771,799,099.53/451,570.36
  6. Step 6: Final answer
    x = 234,231.05

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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.