Home / 52,500.29-72,450.21-28,626.90

Finding the Fourth Proportional to 52,500.29, 72,450.21 and 28,626.90

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Solution

The fourth proportional to 52,500.29, 72,450.21 and 28,626.90 is: 39,505.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,500.29 : 72,450.21 = 28,626.90 : x
  2. Step 2: Convert to fraction form
    52,500.29/72,450.21 = 28,626.90/x
  3. Step 3: Cross multiply
    52,500.29x = 72,450.21 × 28,626.90
  4. Step 4: Simplify right side
    52,500.29x = 2,074,024,916.65
  5. Step 5: Solve for x
    x = 2,074,024,916.65/52,500.29
  6. Step 6: Final answer
    x = 39,505.02

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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.