Home / 238,808.85-329,558.94-136,832.25

Finding the Fourth Proportional to 238,808.85, 329,558.94 and 136,832.25

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Solution

The fourth proportional to 238,808.85, 329,558.94 and 136,832.25 is: 188,830.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,808.85 : 329,558.94 = 136,832.25 : x
  2. Step 2: Convert to fraction form
    238,808.85/329,558.94 = 136,832.25/x
  3. Step 3: Cross multiply
    238,808.85x = 329,558.94 × 136,832.25
  4. Step 4: Simplify right side
    238,808.85x = 45,094,291,267.82
  5. Step 5: Solve for x
    x = 45,094,291,267.82/238,808.85
  6. Step 6: Final answer
    x = 188,830.07

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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.