Home / 238,233.86-328,761.78-136,259.18

Finding the Fourth Proportional to 238,233.86, 328,761.78 and 136,259.18

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Solution

The fourth proportional to 238,233.86, 328,761.78 and 136,259.18 is: 188,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,233.86 : 328,761.78 = 136,259.18 : x
  2. Step 2: Convert to fraction form
    238,233.86/328,761.78 = 136,259.18/x
  3. Step 3: Cross multiply
    238,233.86x = 328,761.78 × 136,259.18
  4. Step 4: Simplify right side
    238,233.86x = 44,796,810,558.14
  5. Step 5: Solve for x
    x = 44,796,810,558.14/238,233.86
  6. Step 6: Final answer
    x = 188,037.13

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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.