Home / 238,186.10-328,684.45-141,393.98

Finding the Fourth Proportional to 238,186.10, 328,684.45 and 141,393.98

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Solution

The fourth proportional to 238,186.10, 328,684.45 and 141,393.98 is: 195,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,186.10 : 328,684.45 = 141,393.98 : x
  2. Step 2: Convert to fraction form
    238,186.10/328,684.45 = 141,393.98/x
  3. Step 3: Cross multiply
    238,186.10x = 328,684.45 × 141,393.98
  4. Step 4: Simplify right side
    238,186.10x = 46,474,002,549.61
  5. Step 5: Solve for x
    x = 46,474,002,549.61/238,186.10
  6. Step 6: Final answer
    x = 195,116.35

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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.