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Finding the Fourth Proportional to 168,869, 233,019.06 and 93,407.24

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Solution

The fourth proportional to 168,869, 233,019.06 and 93,407.24 is: 128,890.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,869 : 233,019.06 = 93,407.24 : x
  2. Step 2: Convert to fraction form
    168,869/233,019.06 = 93,407.24/x
  3. Step 3: Cross multiply
    168,869x = 233,019.06 × 93,407.24
  4. Step 4: Simplify right side
    168,869x = 21,765,667,261.99
  5. Step 5: Solve for x
    x = 21,765,667,261.99/168,869
  6. Step 6: Final answer
    x = 128,890.84

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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.