Home / 196,685.40-294,999.30-56,429.40

Finding the Fourth Proportional to 196,685.40, 294,999.30 and 56,429.40

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Solution

The fourth proportional to 196,685.40, 294,999.30 and 56,429.40 is: 84,635.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,685.40 : 294,999.30 = 56,429.40 : x
  2. Step 2: Convert to fraction form
    196,685.40/294,999.30 = 56,429.40/x
  3. Step 3: Cross multiply
    196,685.40x = 294,999.30 × 56,429.40
  4. Step 4: Simplify right side
    196,685.40x = 16,646,633,499.42
  5. Step 5: Solve for x
    x = 16,646,633,499.42/196,685.40
  6. Step 6: Final answer
    x = 84,635.84

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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.