Home / 194,026.14-291,039.29-87,285.41

Finding the Fourth Proportional to 194,026.14, 291,039.29 and 87,285.41

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Solution

The fourth proportional to 194,026.14, 291,039.29 and 87,285.41 is: 130,928.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,026.14 : 291,039.29 = 87,285.41 : x
  2. Step 2: Convert to fraction form
    194,026.14/291,039.29 = 87,285.41/x
  3. Step 3: Cross multiply
    194,026.14x = 291,039.29 × 87,285.41
  4. Step 4: Simplify right side
    194,026.14x = 25,403,481,862.14
  5. Step 5: Solve for x
    x = 25,403,481,862.14/194,026.14
  6. Step 6: Final answer
    x = 130,928.14

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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.