Home / 52,453.50-72,386.25-28,579.56

Finding the Fourth Proportional to 52,453.50, 72,386.25 and 28,579.56

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Solution

The fourth proportional to 52,453.50, 72,386.25 and 28,579.56 is: 39,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,453.50 : 72,386.25 = 28,579.56 : x
  2. Step 2: Convert to fraction form
    52,453.50/72,386.25 = 28,579.56/x
  3. Step 3: Cross multiply
    52,453.50x = 72,386.25 × 28,579.56
  4. Step 4: Simplify right side
    52,453.50x = 2,068,767,175.05
  5. Step 5: Solve for x
    x = 2,068,767,175.05/52,453.50
  6. Step 6: Final answer
    x = 39,440.02

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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.