Home / 70,719.42-97,584.62-40,502.94

Finding the Fourth Proportional to 70,719.42, 97,584.62 and 40,502.94

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Solution

The fourth proportional to 70,719.42, 97,584.62 and 40,502.94 is: 55,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,719.42 : 97,584.62 = 40,502.94 : x
  2. Step 2: Convert to fraction form
    70,719.42/97,584.62 = 40,502.94/x
  3. Step 3: Cross multiply
    70,719.42x = 97,584.62 × 40,502.94
  4. Step 4: Simplify right side
    70,719.42x = 3,952,464,008.78
  5. Step 5: Solve for x
    x = 3,952,464,008.78/70,719.42
  6. Step 6: Final answer
    x = 55,889.37

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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.