Home / 111,024.80-166,537.20-48,695.30

Finding the Fourth Proportional to 111,024.80, 166,537.20 and 48,695.30

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Solution

The fourth proportional to 111,024.80, 166,537.20 and 48,695.30 is: 73,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,024.80 : 166,537.20 = 48,695.30 : x
  2. Step 2: Convert to fraction form
    111,024.80/166,537.20 = 48,695.30/x
  3. Step 3: Cross multiply
    111,024.80x = 166,537.20 × 48,695.30
  4. Step 4: Simplify right side
    111,024.80x = 8,109,578,915.16
  5. Step 5: Solve for x
    x = 8,109,578,915.16/111,024.80
  6. Step 6: Final answer
    x = 73,042.95

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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.