Home / 154,137.02-231,227.54-47,529.98

Finding the Fourth Proportional to 154,137.02, 231,227.54 and 47,529.98

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Solution

The fourth proportional to 154,137.02, 231,227.54 and 47,529.98 is: 71,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,137.02 : 231,227.54 = 47,529.98 : x
  2. Step 2: Convert to fraction form
    154,137.02/231,227.54 = 47,529.98/x
  3. Step 3: Cross multiply
    154,137.02x = 231,227.54 × 47,529.98
  4. Step 4: Simplify right side
    154,137.02x = 10,990,238,957.86
  5. Step 5: Solve for x
    x = 10,990,238,957.86/154,137.02
  6. Step 6: Final answer
    x = 71,301.75

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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.