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Finding the Fourth Proportional to 168,998.71, 233,218.22 and 93,547.21

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Solution

The fourth proportional to 168,998.71, 233,218.22 and 93,547.21 is: 129,095.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,998.71 : 233,218.22 = 93,547.21 : x
  2. Step 2: Convert to fraction form
    168,998.71/233,218.22 = 93,547.21/x
  3. Step 3: Cross multiply
    168,998.71x = 233,218.22 × 93,547.21
  4. Step 4: Simplify right side
    168,998.71x = 21,816,912,168.34
  5. Step 5: Solve for x
    x = 21,816,912,168.34/168,998.71
  6. Step 6: Final answer
    x = 129,095.14

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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.