Home / 70,370.24-97,086.83-40,133.82

Finding the Fourth Proportional to 70,370.24, 97,086.83 and 40,133.82

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Solution

The fourth proportional to 70,370.24, 97,086.83 and 40,133.82 is: 55,370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,370.24 : 97,086.83 = 40,133.82 : x
  2. Step 2: Convert to fraction form
    70,370.24/97,086.83 = 40,133.82/x
  3. Step 3: Cross multiply
    70,370.24x = 97,086.83 × 40,133.82
  4. Step 4: Simplify right side
    70,370.24x = 3,896,465,158.92
  5. Step 5: Solve for x
    x = 3,896,465,158.92/70,370.24
  6. Step 6: Final answer
    x = 55,370.93

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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.