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Finding the Fourth Proportional to 175,189.92, 241,762.32 and 99,738.42

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Solution

The fourth proportional to 175,189.92, 241,762.32 and 99,738.42 is: 137,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,189.92 : 241,762.32 = 99,738.42 : x
  2. Step 2: Convert to fraction form
    175,189.92/241,762.32 = 99,738.42/x
  3. Step 3: Cross multiply
    175,189.92x = 241,762.32 × 99,738.42
  4. Step 4: Simplify right side
    175,189.92x = 24,112,991,812.33
  5. Step 5: Solve for x
    x = 24,112,991,812.33/175,189.92
  6. Step 6: Final answer
    x = 137,639.15

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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.