Home / 194,060.52-291,215.10-127,634.28

Finding the Fourth Proportional to 194,060.52, 291,215.10 and 127,634.28

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Solution

The fourth proportional to 194,060.52, 291,215.10 and 127,634.28 is: 191,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,060.52 : 291,215.10 = 127,634.28 : x
  2. Step 2: Convert to fraction form
    194,060.52/291,215.10 = 127,634.28/x
  3. Step 3: Cross multiply
    194,060.52x = 291,215.10 × 127,634.28
  4. Step 4: Simplify right side
    194,060.52x = 37,169,029,613.63
  5. Step 5: Solve for x
    x = 37,169,029,613.63/194,060.52
  6. Step 6: Final answer
    x = 191,533.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.