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Finding the Fourth Proportional to 172,367.04, 237,864.96 and 96,916.08

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Solution

The fourth proportional to 172,367.04, 237,864.96 and 96,916.08 is: 133,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,367.04 : 237,864.96 = 96,916.08 : x
  2. Step 2: Convert to fraction form
    172,367.04/237,864.96 = 96,916.08/x
  3. Step 3: Cross multiply
    172,367.04x = 237,864.96 × 96,916.08
  4. Step 4: Simplify right side
    172,367.04x = 23,052,939,492.56
  5. Step 5: Solve for x
    x = 23,052,939,492.56/172,367.04
  6. Step 6: Final answer
    x = 133,743.32

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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.