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Finding the Fourth Proportional to 163,073.54, 224,833.16 and 105,611.33

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Solution

The fourth proportional to 163,073.54, 224,833.16 and 105,611.33 is: 145,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,073.54 : 224,833.16 = 105,611.33 : x
  2. Step 2: Convert to fraction form
    163,073.54/224,833.16 = 105,611.33/x
  3. Step 3: Cross multiply
    163,073.54x = 224,833.16 × 105,611.33
  4. Step 4: Simplify right side
    163,073.54x = 23,744,927,403.48
  5. Step 5: Solve for x
    x = 23,744,927,403.48/163,073.54
  6. Step 6: Final answer
    x = 145,608.71

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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.