Home / 83,525.51-115,263.81-47,226.38

Finding the Fourth Proportional to 83,525.51, 115,263.81 and 47,226.38

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Solution

The fourth proportional to 83,525.51, 115,263.81 and 47,226.38 is: 65,171.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,525.51 : 115,263.81 = 47,226.38 : x
  2. Step 2: Convert to fraction form
    83,525.51/115,263.81 = 47,226.38/x
  3. Step 3: Cross multiply
    83,525.51x = 115,263.81 × 47,226.38
  4. Step 4: Simplify right side
    83,525.51x = 5,443,491,914.99
  5. Step 5: Solve for x
    x = 5,443,491,914.99/83,525.51
  6. Step 6: Final answer
    x = 65,171.61

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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.