Home / 140,920.75-194,446.74-93,148.57

Finding the Fourth Proportional to 140,920.75, 194,446.74 and 93,148.57

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Solution

The fourth proportional to 140,920.75, 194,446.74 and 93,148.57 is: 128,529.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,920.75 : 194,446.74 = 93,148.57 : x
  2. Step 2: Convert to fraction form
    140,920.75/194,446.74 = 93,148.57/x
  3. Step 3: Cross multiply
    140,920.75x = 194,446.74 × 93,148.57
  4. Step 4: Simplify right side
    140,920.75x = 18,112,435,772.16
  5. Step 5: Solve for x
    x = 18,112,435,772.16/140,920.75
  6. Step 6: Final answer
    x = 128,529.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.