Home / 129,518.23-194,288.27-36,023.98

Finding the Fourth Proportional to 129,518.23, 194,288.27 and 36,023.98

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Solution

The fourth proportional to 129,518.23, 194,288.27 and 36,023.98 is: 54,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,518.23 : 194,288.27 = 36,023.98 : x
  2. Step 2: Convert to fraction form
    129,518.23/194,288.27 = 36,023.98/x
  3. Step 3: Cross multiply
    129,518.23x = 194,288.27 × 36,023.98
  4. Step 4: Simplify right side
    129,518.23x = 6,999,035,691.21
  5. Step 5: Solve for x
    x = 6,999,035,691.21/129,518.23
  6. Step 6: Final answer
    x = 54,039.00

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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.