Home / 79,006.85-109,029.69-43,197.45

Finding the Fourth Proportional to 79,006.85, 109,029.69 and 43,197.45

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Solution

The fourth proportional to 79,006.85, 109,029.69 and 43,197.45 is: 59,612.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,006.85 : 109,029.69 = 43,197.45 : x
  2. Step 2: Convert to fraction form
    79,006.85/109,029.69 = 43,197.45/x
  3. Step 3: Cross multiply
    79,006.85x = 109,029.69 × 43,197.45
  4. Step 4: Simplify right side
    79,006.85x = 4,709,804,582.29
  5. Step 5: Solve for x
    x = 4,709,804,582.29/79,006.85
  6. Step 6: Final answer
    x = 59,612.61

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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.