Home / 154,233.45-231,394.46-64,258.65

Finding the Fourth Proportional to 154,233.45, 231,394.46 and 64,258.65

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Solution

The fourth proportional to 154,233.45, 231,394.46 and 64,258.65 is: 96,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,233.45 : 231,394.46 = 64,258.65 : x
  2. Step 2: Convert to fraction form
    154,233.45/231,394.46 = 64,258.65/x
  3. Step 3: Cross multiply
    154,233.45x = 231,394.46 × 64,258.65
  4. Step 4: Simplify right side
    154,233.45x = 14,869,095,295.79
  5. Step 5: Solve for x
    x = 14,869,095,295.79/154,233.45
  6. Step 6: Final answer
    x = 96,406.42

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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.