Home / 104,499.86-144,209.18-56,752.79

Finding the Fourth Proportional to 104,499.86, 144,209.18 and 56,752.79

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Solution

The fourth proportional to 104,499.86, 144,209.18 and 56,752.79 is: 78,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,499.86 : 144,209.18 = 56,752.79 : x
  2. Step 2: Convert to fraction form
    104,499.86/144,209.18 = 56,752.79/x
  3. Step 3: Cross multiply
    104,499.86x = 144,209.18 × 56,752.79
  4. Step 4: Simplify right side
    104,499.86x = 8,184,273,024.85
  5. Step 5: Solve for x
    x = 8,184,273,024.85/104,499.86
  6. Step 6: Final answer
    x = 78,318.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.