Home / 40,150.35-60,225.35-12,070.28

Finding the Fourth Proportional to 40,150.35, 60,225.35 and 12,070.28

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Solution

The fourth proportional to 40,150.35, 60,225.35 and 12,070.28 is: 18,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.35 : 60,225.35 = 12,070.28 : x
  2. Step 2: Convert to fraction form
    40,150.35/60,225.35 = 12,070.28/x
  3. Step 3: Cross multiply
    40,150.35x = 60,225.35 × 12,070.28
  4. Step 4: Simplify right side
    40,150.35x = 726,936,476.12
  5. Step 5: Solve for x
    x = 726,936,476.12/40,150.35
  6. Step 6: Final answer
    x = 18,105.36

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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.