Home / 240,346.68-362,142.54-199,143.60

Finding the Fourth Proportional to 240,346.68, 362,142.54 and 199,143.60

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Solution

The fourth proportional to 240,346.68, 362,142.54 and 199,143.60 is: 300,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,346.68 : 362,142.54 = 199,143.60 : x
  2. Step 2: Convert to fraction form
    240,346.68/362,142.54 = 199,143.60/x
  3. Step 3: Cross multiply
    240,346.68x = 362,142.54 × 199,143.60
  4. Step 4: Simplify right side
    240,346.68x = 72,118,369,128.74
  5. Step 5: Solve for x
    x = 72,118,369,128.74/240,346.68
  6. Step 6: Final answer
    x = 300,059.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.