Home / 69,580.04-104,171.40-65,166.08

Finding the Fourth Proportional to 69,580.04, 104,171.40 and 65,166.08

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Solution

The fourth proportional to 69,580.04, 104,171.40 and 65,166.08 is: 97,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,580.04 : 104,171.40 = 65,166.08 : x
  2. Step 2: Convert to fraction form
    69,580.04/104,171.40 = 65,166.08/x
  3. Step 3: Cross multiply
    69,580.04x = 104,171.40 × 65,166.08
  4. Step 4: Simplify right side
    69,580.04x = 6,788,441,265.26
  5. Step 5: Solve for x
    x = 6,788,441,265.26/69,580.04
  6. Step 6: Final answer
    x = 97,563.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.