Home / 145,029.98-217,492.80-50,234.63

Finding the Fourth Proportional to 145,029.98, 217,492.80 and 50,234.63

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Solution

The fourth proportional to 145,029.98, 217,492.80 and 50,234.63 is: 75,333.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,029.98 : 217,492.80 = 50,234.63 : x
  2. Step 2: Convert to fraction form
    145,029.98/217,492.80 = 50,234.63/x
  3. Step 3: Cross multiply
    145,029.98x = 217,492.80 × 50,234.63
  4. Step 4: Simplify right side
    145,029.98x = 10,925,669,248.20
  5. Step 5: Solve for x
    x = 10,925,669,248.20/145,029.98
  6. Step 6: Final answer
    x = 75,333.87

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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.