Home / 154,172.35-231,226.74-59,370

Finding the Fourth Proportional to 154,172.35, 231,226.74 and 59,370

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Solution

The fourth proportional to 154,172.35, 231,226.74 and 59,370 is: 89,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,172.35 : 231,226.74 = 59,370 : x
  2. Step 2: Convert to fraction form
    154,172.35/231,226.74 = 59,370/x
  3. Step 3: Cross multiply
    154,172.35x = 231,226.74 × 59,370
  4. Step 4: Simplify right side
    154,172.35x = 13,727,931,553.80
  5. Step 5: Solve for x
    x = 13,727,931,553.80/154,172.35
  6. Step 6: Final answer
    x = 89,042.76

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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.