Home / 145,190.76-200,410.22-94,113.38

Finding the Fourth Proportional to 145,190.76, 200,410.22 and 94,113.38

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Solution

The fourth proportional to 145,190.76, 200,410.22 and 94,113.38 is: 129,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,190.76 : 200,410.22 = 94,113.38 : x
  2. Step 2: Convert to fraction form
    145,190.76/200,410.22 = 94,113.38/x
  3. Step 3: Cross multiply
    145,190.76x = 200,410.22 × 94,113.38
  4. Step 4: Simplify right side
    145,190.76x = 18,861,283,190.74
  5. Step 5: Solve for x
    x = 18,861,283,190.74/145,190.76
  6. Step 6: Final answer
    x = 129,906.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.