Home / 133,425.24-200,148.21-38,656.77

Finding the Fourth Proportional to 133,425.24, 200,148.21 and 38,656.77

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Solution

The fourth proportional to 133,425.24, 200,148.21 and 38,656.77 is: 57,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,425.24 : 200,148.21 = 38,656.77 : x
  2. Step 2: Convert to fraction form
    133,425.24/200,148.21 = 38,656.77/x
  3. Step 3: Cross multiply
    133,425.24x = 200,148.21 × 38,656.77
  4. Step 4: Simplify right side
    133,425.24x = 7,737,083,319.88
  5. Step 5: Solve for x
    x = 7,737,083,319.88/133,425.24
  6. Step 6: Final answer
    x = 57,988.15

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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.