Home / 101,141.13-151,711.70-27,269.13

Finding the Fourth Proportional to 101,141.13, 151,711.70 and 27,269.13

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Solution

The fourth proportional to 101,141.13, 151,711.70 and 27,269.13 is: 40,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,141.13 : 151,711.70 = 27,269.13 : x
  2. Step 2: Convert to fraction form
    101,141.13/151,711.70 = 27,269.13/x
  3. Step 3: Cross multiply
    101,141.13x = 151,711.70 × 27,269.13
  4. Step 4: Simplify right side
    101,141.13x = 4,137,046,069.82
  5. Step 5: Solve for x
    x = 4,137,046,069.82/101,141.13
  6. Step 6: Final answer
    x = 40,903.70

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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.