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Finding the Fourth Proportional to 168,892.68, 233,071.56 and 93,441

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Solution

The fourth proportional to 168,892.68, 233,071.56 and 93,441 is: 128,948.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,892.68 : 233,071.56 = 93,441 : x
  2. Step 2: Convert to fraction form
    168,892.68/233,071.56 = 93,441/x
  3. Step 3: Cross multiply
    168,892.68x = 233,071.56 × 93,441
  4. Step 4: Simplify right side
    168,892.68x = 21,778,439,637.96
  5. Step 5: Solve for x
    x = 21,778,439,637.96/168,892.68
  6. Step 6: Final answer
    x = 128,948.39

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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.