Home / 102,113.89-153,175.84-27,234.70

Finding the Fourth Proportional to 102,113.89, 153,175.84 and 27,234.70

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Solution

The fourth proportional to 102,113.89, 153,175.84 and 27,234.70 is: 40,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,113.89 : 153,175.84 = 27,234.70 : x
  2. Step 2: Convert to fraction form
    102,113.89/153,175.84 = 27,234.70/x
  3. Step 3: Cross multiply
    102,113.89x = 153,175.84 × 27,234.70
  4. Step 4: Simplify right side
    102,113.89x = 4,171,697,598.62
  5. Step 5: Solve for x
    x = 4,171,697,598.62/102,113.89
  6. Step 6: Final answer
    x = 40,853.38

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1.5x scale

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.