Home / 79,566.45-109,799.50-43,756.46

Finding the Fourth Proportional to 79,566.45, 109,799.50 and 43,756.46

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Solution

The fourth proportional to 79,566.45, 109,799.50 and 43,756.46 is: 60,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,566.45 : 109,799.50 = 43,756.46 : x
  2. Step 2: Convert to fraction form
    79,566.45/109,799.50 = 43,756.46/x
  3. Step 3: Cross multiply
    79,566.45x = 109,799.50 × 43,756.46
  4. Step 4: Simplify right side
    79,566.45x = 4,804,437,223.39
  5. Step 5: Solve for x
    x = 4,804,437,223.39/79,566.45
  6. Step 6: Final answer
    x = 60,382.70

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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.