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Finding the Fourth Proportional to 168,992.71, 233,207.94 and 92,510.89

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Solution

The fourth proportional to 168,992.71, 233,207.94 and 92,510.89 is: 127,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,992.71 : 233,207.94 = 92,510.89 : x
  2. Step 2: Convert to fraction form
    168,992.71/233,207.94 = 92,510.89/x
  3. Step 3: Cross multiply
    168,992.71x = 233,207.94 × 92,510.89
  4. Step 4: Simplify right side
    168,992.71x = 21,574,274,084.47
  5. Step 5: Solve for x
    x = 21,574,274,084.47/168,992.71
  6. Step 6: Final answer
    x = 127,663.93

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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.