Home / 238,232.86-328,760.40-136,258.18

Finding the Fourth Proportional to 238,232.86, 328,760.40 and 136,258.18

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Solution

The fourth proportional to 238,232.86, 328,760.40 and 136,258.18 is: 188,035.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,232.86 : 328,760.40 = 136,258.18 : x
  2. Step 2: Convert to fraction form
    238,232.86/328,760.40 = 136,258.18/x
  3. Step 3: Cross multiply
    238,232.86x = 328,760.40 × 136,258.18
  4. Step 4: Simplify right side
    238,232.86x = 44,796,294,531.96
  5. Step 5: Solve for x
    x = 44,796,294,531.96/238,232.86
  6. Step 6: Final answer
    x = 188,035.75

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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.