Home / 117,786.92-162,492.32-70,013.12

Finding the Fourth Proportional to 117,786.92, 162,492.32 and 70,013.12

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Solution

The fourth proportional to 117,786.92, 162,492.32 and 70,013.12 is: 96,586.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,786.92 : 162,492.32 = 70,013.12 : x
  2. Step 2: Convert to fraction form
    117,786.92/162,492.32 = 70,013.12/x
  3. Step 3: Cross multiply
    117,786.92x = 162,492.32 × 70,013.12
  4. Step 4: Simplify right side
    117,786.92x = 11,376,594,299.24
  5. Step 5: Solve for x
    x = 11,376,594,299.24/117,786.92
  6. Step 6: Final answer
    x = 96,586.23

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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.