Home / 194,154.41-291,244.82-66,018.51

Finding the Fourth Proportional to 194,154.41, 291,244.82 and 66,018.51

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Solution

The fourth proportional to 194,154.41, 291,244.82 and 66,018.51 is: 99,032.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,154.41 : 291,244.82 = 66,018.51 : x
  2. Step 2: Convert to fraction form
    194,154.41/291,244.82 = 66,018.51/x
  3. Step 3: Cross multiply
    194,154.41x = 291,244.82 × 66,018.51
  4. Step 4: Simplify right side
    194,154.41x = 19,227,548,731.53
  5. Step 5: Solve for x
    x = 19,227,548,731.53/194,154.41
  6. Step 6: Final answer
    x = 99,032.25

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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.