Home / 52,579.53-72,559.99-28,706.75

Finding the Fourth Proportional to 52,579.53, 72,559.99 and 28,706.75

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Solution

The fourth proportional to 52,579.53, 72,559.99 and 28,706.75 is: 39,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,579.53 : 72,559.99 = 28,706.75 : x
  2. Step 2: Convert to fraction form
    52,579.53/72,559.99 = 28,706.75/x
  3. Step 3: Cross multiply
    52,579.53x = 72,559.99 × 28,706.75
  4. Step 4: Simplify right side
    52,579.53x = 2,082,961,492.93
  5. Step 5: Solve for x
    x = 2,082,961,492.93/52,579.53
  6. Step 6: Final answer
    x = 39,615.45

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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.