Home / 51,581.99-77,347.45-18,297.06

Finding the Fourth Proportional to 51,581.99, 77,347.45 and 18,297.06

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Solution

The fourth proportional to 51,581.99, 77,347.45 and 18,297.06 is: 27,436.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,581.99 : 77,347.45 = 18,297.06 : x
  2. Step 2: Convert to fraction form
    51,581.99/77,347.45 = 18,297.06/x
  3. Step 3: Cross multiply
    51,581.99x = 77,347.45 × 18,297.06
  4. Step 4: Simplify right side
    51,581.99x = 1,415,230,933.50
  5. Step 5: Solve for x
    x = 1,415,230,933.50/51,581.99
  6. Step 6: Final answer
    x = 27,436.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.