Home / 101,522.05-152,253.51-30,441.85

Finding the Fourth Proportional to 101,522.05, 152,253.51 and 30,441.85

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Solution

The fourth proportional to 101,522.05, 152,253.51 and 30,441.85 is: 45,653.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,522.05 : 152,253.51 = 30,441.85 : x
  2. Step 2: Convert to fraction form
    101,522.05/152,253.51 = 30,441.85/x
  3. Step 3: Cross multiply
    101,522.05x = 152,253.51 × 30,441.85
  4. Step 4: Simplify right side
    101,522.05x = 4,634,878,513.39
  5. Step 5: Solve for x
    x = 4,634,878,513.39/101,522.05
  6. Step 6: Final answer
    x = 45,653.91

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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.