Home / 58,836.99-81,195.14-31,979.44

Finding the Fourth Proportional to 58,836.99, 81,195.14 and 31,979.44

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Solution

The fourth proportional to 58,836.99, 81,195.14 and 31,979.44 is: 44,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,836.99 : 81,195.14 = 31,979.44 : x
  2. Step 2: Convert to fraction form
    58,836.99/81,195.14 = 31,979.44/x
  3. Step 3: Cross multiply
    58,836.99x = 81,195.14 × 31,979.44
  4. Step 4: Simplify right side
    58,836.99x = 2,596,574,542.05
  5. Step 5: Solve for x
    x = 2,596,574,542.05/58,836.99
  6. Step 6: Final answer
    x = 44,131.67

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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.