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Finding the Fourth Proportional to 172,117.68, 237,523.32 and 96,666.96

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Solution

The fourth proportional to 172,117.68, 237,523.32 and 96,666.96 is: 133,400.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,117.68 : 237,523.32 = 96,666.96 : x
  2. Step 2: Convert to fraction form
    172,117.68/237,523.32 = 96,666.96/x
  3. Step 3: Cross multiply
    172,117.68x = 237,523.32 × 96,666.96
  4. Step 4: Simplify right side
    172,117.68x = 22,960,657,273.51
  5. Step 5: Solve for x
    x = 22,960,657,273.51/172,117.68
  6. Step 6: Final answer
    x = 133,400.92

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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.