Home / 172,336.68-237,846.78-96,899.76

Finding the Fourth Proportional to 172,336.68, 237,846.78 and 96,899.76

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Solution

The fourth proportional to 172,336.68, 237,846.78 and 96,899.76 is: 133,734.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,336.68 : 237,846.78 = 96,899.76 : x
  2. Step 2: Convert to fraction form
    172,336.68/237,846.78 = 96,899.76/x
  3. Step 3: Cross multiply
    172,336.68x = 237,846.78 × 96,899.76
  4. Step 4: Simplify right side
    172,336.68x = 23,047,295,898.77
  5. Step 5: Solve for x
    x = 23,047,295,898.77/172,336.68
  6. Step 6: Final answer
    x = 133,734.13

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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.