Home / 70,322.46-97,045.10-38,493.37

Finding the Fourth Proportional to 70,322.46, 97,045.10 and 38,493.37

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Solution

The fourth proportional to 70,322.46, 97,045.10 and 38,493.37 is: 53,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,322.46 : 97,045.10 = 38,493.37 : x
  2. Step 2: Convert to fraction form
    70,322.46/97,045.10 = 38,493.37/x
  3. Step 3: Cross multiply
    70,322.46x = 97,045.10 × 38,493.37
  4. Step 4: Simplify right side
    70,322.46x = 3,735,592,940.99
  5. Step 5: Solve for x
    x = 3,735,592,940.99/70,322.46
  6. Step 6: Final answer
    x = 53,120.91

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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.