Home / 154,639.44-231,565.32-101,889.04

Finding the Fourth Proportional to 154,639.44, 231,565.32 and 101,889.04

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Solution

The fourth proportional to 154,639.44, 231,565.32 and 101,889.04 is: 152,574.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,639.44 : 231,565.32 = 101,889.04 : x
  2. Step 2: Convert to fraction form
    154,639.44/231,565.32 = 101,889.04/x
  3. Step 3: Cross multiply
    154,639.44x = 231,565.32 × 101,889.04
  4. Step 4: Simplify right side
    154,639.44x = 23,593,968,152.09
  5. Step 5: Solve for x
    x = 23,593,968,152.09/154,639.44
  6. Step 6: Final answer
    x = 152,574.07

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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.