Home / 238,897.14-329,690.08-136,934.34

Finding the Fourth Proportional to 238,897.14, 329,690.08 and 136,934.34

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Solution

The fourth proportional to 238,897.14, 329,690.08 and 136,934.34 is: 188,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,897.14 : 329,690.08 = 136,934.34 : x
  2. Step 2: Convert to fraction form
    238,897.14/329,690.08 = 136,934.34/x
  3. Step 3: Cross multiply
    238,897.14x = 329,690.08 × 136,934.34
  4. Step 4: Simplify right side
    238,897.14x = 45,145,893,509.35
  5. Step 5: Solve for x
    x = 45,145,893,509.35/238,897.14
  6. Step 6: Final answer
    x = 188,976.28

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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.