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Finding the Fourth Proportional to 194,275.94, 291,430.41 and 54,034.57

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Solution

The fourth proportional to 194,275.94, 291,430.41 and 54,034.57 is: 81,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,275.94 : 291,430.41 = 54,034.57 : x
  2. Step 2: Convert to fraction form
    194,275.94/291,430.41 = 54,034.57/x
  3. Step 3: Cross multiply
    194,275.94x = 291,430.41 × 54,034.57
  4. Step 4: Simplify right side
    194,275.94x = 15,747,316,889.27
  5. Step 5: Solve for x
    x = 15,747,316,889.27/194,275.94
  6. Step 6: Final answer
    x = 81,056.44

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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.