Home / 103,564.30-155,344.86-46,597.96

Finding the Fourth Proportional to 103,564.30, 155,344.86 and 46,597.96

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Solution

The fourth proportional to 103,564.30, 155,344.86 and 46,597.96 is: 69,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,564.30 : 155,344.86 = 46,597.96 : x
  2. Step 2: Convert to fraction form
    103,564.30/155,344.86 = 46,597.96/x
  3. Step 3: Cross multiply
    103,564.30x = 155,344.86 × 46,597.96
  4. Step 4: Simplify right side
    103,564.30x = 7,238,753,572.49
  5. Step 5: Solve for x
    x = 7,238,753,572.49/103,564.30
  6. Step 6: Final answer
    x = 69,896.22

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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.