Home / 51,989.75-77,987.58-16,452.05

Finding the Fourth Proportional to 51,989.75, 77,987.58 and 16,452.05

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Solution

The fourth proportional to 51,989.75, 77,987.58 and 16,452.05 is: 24,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,989.75 : 77,987.58 = 16,452.05 : x
  2. Step 2: Convert to fraction form
    51,989.75/77,987.58 = 16,452.05/x
  3. Step 3: Cross multiply
    51,989.75x = 77,987.58 × 16,452.05
  4. Step 4: Simplify right side
    51,989.75x = 1,283,055,113.91
  5. Step 5: Solve for x
    x = 1,283,055,113.91/51,989.75
  6. Step 6: Final answer
    x = 24,679.00

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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.