Home / 101,106.02-151,691.43-48,519.20

Finding the Fourth Proportional to 101,106.02, 151,691.43 and 48,519.20

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Solution

The fourth proportional to 101,106.02, 151,691.43 and 48,519.20 is: 72,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,106.02 : 151,691.43 = 48,519.20 : x
  2. Step 2: Convert to fraction form
    101,106.02/151,691.43 = 48,519.20/x
  3. Step 3: Cross multiply
    101,106.02x = 151,691.43 × 48,519.20
  4. Step 4: Simplify right side
    101,106.02x = 7,359,947,391.63
  5. Step 5: Solve for x
    x = 7,359,947,391.63/101,106.02
  6. Step 6: Final answer
    x = 72,794.35

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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.