Home / 180,647.48-271,220.00-91,962.81

Finding the Fourth Proportional to 180,647.48, 271,220.00 and 91,962.81

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Solution

The fourth proportional to 180,647.48, 271,220.00 and 91,962.81 is: 138,070.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,647.48 : 271,220.00 = 91,962.81 : x
  2. Step 2: Convert to fraction form
    180,647.48/271,220.00 = 91,962.81/x
  3. Step 3: Cross multiply
    180,647.48x = 271,220.00 × 91,962.81
  4. Step 4: Simplify right side
    180,647.48x = 24,942,152,868.39
  5. Step 5: Solve for x
    x = 24,942,152,868.39/180,647.48
  6. Step 6: Final answer
    x = 138,070.86

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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.