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Finding the Fourth Proportional to 133,280.79, 199,954.01 and 93,914.79

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Solution

The fourth proportional to 133,280.79, 199,954.01 and 93,914.79 is: 140,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,280.79 : 199,954.01 = 93,914.79 : x
  2. Step 2: Convert to fraction form
    133,280.79/199,954.01 = 93,914.79/x
  3. Step 3: Cross multiply
    133,280.79x = 199,954.01 × 93,914.79
  4. Step 4: Simplify right side
    133,280.79x = 18,778,638,389.23
  5. Step 5: Solve for x
    x = 18,778,638,389.23/133,280.79
  6. Step 6: Final answer
    x = 140,895.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.