Home / 101,345.28-152,015.36-27,471.36

Finding the Fourth Proportional to 101,345.28, 152,015.36 and 27,471.36

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Solution

The fourth proportional to 101,345.28, 152,015.36 and 27,471.36 is: 41,206.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,345.28 : 152,015.36 = 27,471.36 : x
  2. Step 2: Convert to fraction form
    101,345.28/152,015.36 = 27,471.36/x
  3. Step 3: Cross multiply
    101,345.28x = 152,015.36 × 27,471.36
  4. Step 4: Simplify right side
    101,345.28x = 4,176,068,680.09
  5. Step 5: Solve for x
    x = 4,176,068,680.09/101,345.28
  6. Step 6: Final answer
    x = 41,206.35

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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.