Home / 194,529.56-291,794.06-76,117.80

Finding the Fourth Proportional to 194,529.56, 291,794.06 and 76,117.80

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Solution

The fourth proportional to 194,529.56, 291,794.06 and 76,117.80 is: 114,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,529.56 : 291,794.06 = 76,117.80 : x
  2. Step 2: Convert to fraction form
    194,529.56/291,794.06 = 76,117.80/x
  3. Step 3: Cross multiply
    194,529.56x = 291,794.06 × 76,117.80
  4. Step 4: Simplify right side
    194,529.56x = 22,210,721,900.27
  5. Step 5: Solve for x
    x = 22,210,721,900.27/194,529.56
  6. Step 6: Final answer
    x = 114,176.59

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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.