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Finding the Fourth Proportional to 132,393.77, 182,698.93 and 75,794.21

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Solution

The fourth proportional to 132,393.77, 182,698.93 and 75,794.21 is: 104,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,393.77 : 182,698.93 = 75,794.21 : x
  2. Step 2: Convert to fraction form
    132,393.77/182,698.93 = 75,794.21/x
  3. Step 3: Cross multiply
    132,393.77x = 182,698.93 × 75,794.21
  4. Step 4: Simplify right side
    132,393.77x = 13,847,521,334.46
  5. Step 5: Solve for x
    x = 13,847,521,334.46/132,393.77
  6. Step 6: Final answer
    x = 104,593.45

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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.