Home / 40,150.55-60,225.87-12,070.60

Finding the Fourth Proportional to 40,150.55, 60,225.87 and 12,070.60

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Solution

The fourth proportional to 40,150.55, 60,225.87 and 12,070.60 is: 18,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.55 : 60,225.87 = 12,070.60 : x
  2. Step 2: Convert to fraction form
    40,150.55/60,225.87 = 12,070.60/x
  3. Step 3: Cross multiply
    40,150.55x = 60,225.87 × 12,070.60
  4. Step 4: Simplify right side
    40,150.55x = 726,962,386.42
  5. Step 5: Solve for x
    x = 726,962,386.42/40,150.55
  6. Step 6: Final answer
    x = 18,105.91

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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.