Home / 238,435.22-328,903.73-148,855.70

Finding the Fourth Proportional to 238,435.22, 328,903.73 and 148,855.70

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Solution

The fourth proportional to 238,435.22, 328,903.73 and 148,855.70 is: 205,335.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,435.22 : 328,903.73 = 148,855.70 : x
  2. Step 2: Convert to fraction form
    238,435.22/328,903.73 = 148,855.70/x
  3. Step 3: Cross multiply
    238,435.22x = 328,903.73 × 148,855.70
  4. Step 4: Simplify right side
    238,435.22x = 48,959,192,572.96
  5. Step 5: Solve for x
    x = 48,959,192,572.96/238,435.22
  6. Step 6: Final answer
    x = 205,335.41

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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.