Home / 70,895.13-97,835.49-39,063.30

Finding the Fourth Proportional to 70,895.13, 97,835.49 and 39,063.30

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Solution

The fourth proportional to 70,895.13, 97,835.49 and 39,063.30 is: 53,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,895.13 : 97,835.49 = 39,063.30 : x
  2. Step 2: Convert to fraction form
    70,895.13/97,835.49 = 39,063.30/x
  3. Step 3: Cross multiply
    70,895.13x = 97,835.49 × 39,063.30
  4. Step 4: Simplify right side
    70,895.13x = 3,821,777,096.52
  5. Step 5: Solve for x
    x = 3,821,777,096.52/70,895.13
  6. Step 6: Final answer
    x = 53,907.47

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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.