Home / 196,365.18-294,541.90-54,219.16

Finding the Fourth Proportional to 196,365.18, 294,541.90 and 54,219.16

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Solution

The fourth proportional to 196,365.18, 294,541.90 and 54,219.16 is: 81,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,365.18 : 294,541.90 = 54,219.16 : x
  2. Step 2: Convert to fraction form
    196,365.18/294,541.90 = 54,219.16/x
  3. Step 3: Cross multiply
    196,365.18x = 294,541.90 × 54,219.16
  4. Step 4: Simplify right side
    196,365.18x = 15,969,814,402.80
  5. Step 5: Solve for x
    x = 15,969,814,402.80/196,365.18
  6. Step 6: Final answer
    x = 81,327.12

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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.