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Finding the Fourth Proportional to 164,792.88, 227,423.70 and 93,179.57

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Solution

The fourth proportional to 164,792.88, 227,423.70 and 93,179.57 is: 128,593.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,792.88 : 227,423.70 = 93,179.57 : x
  2. Step 2: Convert to fraction form
    164,792.88/227,423.70 = 93,179.57/x
  3. Step 3: Cross multiply
    164,792.88x = 227,423.70 × 93,179.57
  4. Step 4: Simplify right side
    164,792.88x = 21,191,241,436.69
  5. Step 5: Solve for x
    x = 21,191,241,436.69/164,792.88
  6. Step 6: Final answer
    x = 128,593.19

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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.