Home / 50,352.84-75,480-20,795.58

Finding the Fourth Proportional to 50,352.84, 75,480 and 20,795.58

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Solution

The fourth proportional to 50,352.84, 75,480 and 20,795.58 is: 31,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,352.84 : 75,480 = 20,795.58 : x
  2. Step 2: Convert to fraction form
    50,352.84/75,480 = 20,795.58/x
  3. Step 3: Cross multiply
    50,352.84x = 75,480 × 20,795.58
  4. Step 4: Simplify right side
    50,352.84x = 1,569,650,378.40
  5. Step 5: Solve for x
    x = 1,569,650,378.40/50,352.84
  6. Step 6: Final answer
    x = 31,173.03

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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.