Home / 194,094.72-291,146.88-53,853.12

Finding the Fourth Proportional to 194,094.72, 291,146.88 and 53,853.12

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Solution

The fourth proportional to 194,094.72, 291,146.88 and 53,853.12 is: 80,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,094.72 : 291,146.88 = 53,853.12 : x
  2. Step 2: Convert to fraction form
    194,094.72/291,146.88 = 53,853.12/x
  3. Step 3: Cross multiply
    194,094.72x = 291,146.88 × 53,853.12
  4. Step 4: Simplify right side
    194,094.72x = 15,679,167,866.27
  5. Step 5: Solve for x
    x = 15,679,167,866.27/194,094.72
  6. Step 6: Final answer
    x = 80,781.01

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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.