Home / 238,226.25-328,658.46-136,196.89

Finding the Fourth Proportional to 238,226.25, 328,658.46 and 136,196.89

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Solution

The fourth proportional to 238,226.25, 328,658.46 and 136,196.89 is: 187,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,226.25 : 328,658.46 = 136,196.89 : x
  2. Step 2: Convert to fraction form
    238,226.25/328,658.46 = 136,196.89/x
  3. Step 3: Cross multiply
    238,226.25x = 328,658.46 × 136,196.89
  4. Step 4: Simplify right side
    238,226.25x = 44,762,260,124.19
  5. Step 5: Solve for x
    x = 44,762,260,124.19/238,226.25
  6. Step 6: Final answer
    x = 187,898.10

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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.