Home / 194,619.15-291,874.05-61,540.20

Finding the Fourth Proportional to 194,619.15, 291,874.05 and 61,540.20

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Solution

The fourth proportional to 194,619.15, 291,874.05 and 61,540.20 is: 92,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,619.15 : 291,874.05 = 61,540.20 : x
  2. Step 2: Convert to fraction form
    194,619.15/291,874.05 = 61,540.20/x
  3. Step 3: Cross multiply
    194,619.15x = 291,874.05 × 61,540.20
  4. Step 4: Simplify right side
    194,619.15x = 17,961,987,411.81
  5. Step 5: Solve for x
    x = 17,961,987,411.81/194,619.15
  6. Step 6: Final answer
    x = 92,293.01

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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.