Home / 194,529.47-291,819.71-76,185.43

Finding the Fourth Proportional to 194,529.47, 291,819.71 and 76,185.43

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Solution

The fourth proportional to 194,529.47, 291,819.71 and 76,185.43 is: 114,288.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,529.47 : 291,819.71 = 76,185.43 : x
  2. Step 2: Convert to fraction form
    194,529.47/291,819.71 = 76,185.43/x
  3. Step 3: Cross multiply
    194,529.47x = 291,819.71 × 76,185.43
  4. Step 4: Simplify right side
    194,529.47x = 22,232,409,549.74
  5. Step 5: Solve for x
    x = 22,232,409,549.74/194,529.47
  6. Step 6: Final answer
    x = 114,288.13

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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.