Home / 194,659.86-291,988.03-61,540.15

Finding the Fourth Proportional to 194,659.86, 291,988.03 and 61,540.15

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Solution

The fourth proportional to 194,659.86, 291,988.03 and 61,540.15 is: 92,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,659.86 : 291,988.03 = 61,540.15 : x
  2. Step 2: Convert to fraction form
    194,659.86/291,988.03 = 61,540.15/x
  3. Step 3: Cross multiply
    194,659.86x = 291,988.03 × 61,540.15
  4. Step 4: Simplify right side
    194,659.86x = 17,968,987,164.40
  5. Step 5: Solve for x
    x = 17,968,987,164.40/194,659.86
  6. Step 6: Final answer
    x = 92,309.67

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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.