Home / 101,355.84-152,051.04-31,233.60

Finding the Fourth Proportional to 101,355.84, 152,051.04 and 31,233.60

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Solution

The fourth proportional to 101,355.84, 152,051.04 and 31,233.60 is: 46,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,355.84 : 152,051.04 = 31,233.60 : x
  2. Step 2: Convert to fraction form
    101,355.84/152,051.04 = 31,233.60/x
  3. Step 3: Cross multiply
    101,355.84x = 152,051.04 × 31,233.60
  4. Step 4: Simplify right side
    101,355.84x = 4,749,101,362.94
  5. Step 5: Solve for x
    x = 4,749,101,362.94/101,355.84
  6. Step 6: Final answer
    x = 46,855.72

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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.