Home / 236,801.64-326,786.98-136,193

Finding the Fourth Proportional to 236,801.64, 326,786.98 and 136,193

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Solution

The fourth proportional to 236,801.64, 326,786.98 and 136,193 is: 187,946.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,801.64 : 326,786.98 = 136,193 : x
  2. Step 2: Convert to fraction form
    236,801.64/326,786.98 = 136,193/x
  3. Step 3: Cross multiply
    236,801.64x = 326,786.98 × 136,193
  4. Step 4: Simplify right side
    236,801.64x = 44,506,099,167.14
  5. Step 5: Solve for x
    x = 44,506,099,167.14/236,801.64
  6. Step 6: Final answer
    x = 187,946.75

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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.