Home / 79,406.01-109,582.22-43,108.95

Finding the Fourth Proportional to 79,406.01, 109,582.22 and 43,108.95

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Solution

The fourth proportional to 79,406.01, 109,582.22 and 43,108.95 is: 59,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,406.01 : 109,582.22 = 43,108.95 : x
  2. Step 2: Convert to fraction form
    79,406.01/109,582.22 = 43,108.95/x
  3. Step 3: Cross multiply
    79,406.01x = 109,582.22 × 43,108.95
  4. Step 4: Simplify right side
    79,406.01x = 4,723,973,948.59
  5. Step 5: Solve for x
    x = 4,723,973,948.59/79,406.01
  6. Step 6: Final answer
    x = 59,491.39

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1.5x scale

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.