Home / 123,532.54-185,267.82-47,615.84

Finding the Fourth Proportional to 123,532.54, 185,267.82 and 47,615.84

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Solution

The fourth proportional to 123,532.54, 185,267.82 and 47,615.84 is: 71,411.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,532.54 : 185,267.82 = 47,615.84 : x
  2. Step 2: Convert to fraction form
    123,532.54/185,267.82 = 47,615.84/x
  3. Step 3: Cross multiply
    123,532.54x = 185,267.82 × 47,615.84
  4. Step 4: Simplify right side
    123,532.54x = 8,821,683,337.44
  5. Step 5: Solve for x
    x = 8,821,683,337.44/123,532.54
  6. Step 6: Final answer
    x = 71,411.82

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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.