Home / 40,145.02-60,218.03-19,087.04

Finding the Fourth Proportional to 40,145.02, 60,218.03 and 19,087.04

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Solution

The fourth proportional to 40,145.02, 60,218.03 and 19,087.04 is: 28,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,145.02 : 60,218.03 = 19,087.04 : x
  2. Step 2: Convert to fraction form
    40,145.02/60,218.03 = 19,087.04/x
  3. Step 3: Cross multiply
    40,145.02x = 60,218.03 × 19,087.04
  4. Step 4: Simplify right side
    40,145.02x = 1,149,384,145.59
  5. Step 5: Solve for x
    x = 1,149,384,145.59/40,145.02
  6. Step 6: Final answer
    x = 28,630.80

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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.