Home / 70,888.56-97,825.08-39,057.36

Finding the Fourth Proportional to 70,888.56, 97,825.08 and 39,057.36

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Solution

The fourth proportional to 70,888.56, 97,825.08 and 39,057.36 is: 53,898.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,888.56 : 97,825.08 = 39,057.36 : x
  2. Step 2: Convert to fraction form
    70,888.56/97,825.08 = 39,057.36/x
  3. Step 3: Cross multiply
    70,888.56x = 97,825.08 × 39,057.36
  4. Step 4: Simplify right side
    70,888.56x = 3,820,789,366.59
  5. Step 5: Solve for x
    x = 3,820,789,366.59/70,888.56
  6. Step 6: Final answer
    x = 53,898.53

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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.