Home / 70,744.35-97,626.76-40,123.29

Finding the Fourth Proportional to 70,744.35, 97,626.76 and 40,123.29

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Solution

The fourth proportional to 70,744.35, 97,626.76 and 40,123.29 is: 55,369.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,744.35 : 97,626.76 = 40,123.29 : x
  2. Step 2: Convert to fraction form
    70,744.35/97,626.76 = 40,123.29/x
  3. Step 3: Cross multiply
    70,744.35x = 97,626.76 × 40,123.29
  4. Step 4: Simplify right side
    70,744.35x = 3,917,106,803.24
  5. Step 5: Solve for x
    x = 3,917,106,803.24/70,744.35
  6. Step 6: Final answer
    x = 55,369.89

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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.