Home / 238,571.07-329,228.76-136,598.10

Finding the Fourth Proportional to 238,571.07, 329,228.76 and 136,598.10

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Solution

The fourth proportional to 238,571.07, 329,228.76 and 136,598.10 is: 188,505.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,571.07 : 329,228.76 = 136,598.10 : x
  2. Step 2: Convert to fraction form
    238,571.07/329,228.76 = 136,598.10/x
  3. Step 3: Cross multiply
    238,571.07x = 329,228.76 × 136,598.10
  4. Step 4: Simplify right side
    238,571.07x = 44,972,023,081.36
  5. Step 5: Solve for x
    x = 44,972,023,081.36/238,571.07
  6. Step 6: Final answer
    x = 188,505.77

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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.