Home / 136,256.92-187,873.70-93,257.15

Finding the Fourth Proportional to 136,256.92, 187,873.70 and 93,257.15

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Solution

The fourth proportional to 136,256.92, 187,873.70 and 93,257.15 is: 128,584.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,256.92 : 187,873.70 = 93,257.15 : x
  2. Step 2: Convert to fraction form
    136,256.92/187,873.70 = 93,257.15/x
  3. Step 3: Cross multiply
    136,256.92x = 187,873.70 × 93,257.15
  4. Step 4: Simplify right side
    136,256.92x = 17,520,564,416.30
  5. Step 5: Solve for x
    x = 17,520,564,416.30/136,256.92
  6. Step 6: Final answer
    x = 128,584.77

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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.