Home / 74,612.23-111,847.99-37,136.87

Finding the Fourth Proportional to 74,612.23, 111,847.99 and 37,136.87

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Solution

The fourth proportional to 74,612.23, 111,847.99 and 37,136.87 is: 55,670.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,612.23 : 111,847.99 = 37,136.87 : x
  2. Step 2: Convert to fraction form
    74,612.23/111,847.99 = 37,136.87/x
  3. Step 3: Cross multiply
    74,612.23x = 111,847.99 × 37,136.87
  4. Step 4: Simplify right side
    74,612.23x = 4,153,684,451.17
  5. Step 5: Solve for x
    x = 4,153,684,451.17/74,612.23
  6. Step 6: Final answer
    x = 55,670.29

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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.