Home / 151,003.80-226,505.70-72,271.80

Finding the Fourth Proportional to 151,003.80, 226,505.70 and 72,271.80

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Solution

The fourth proportional to 151,003.80, 226,505.70 and 72,271.80 is: 108,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,003.80 : 226,505.70 = 72,271.80 : x
  2. Step 2: Convert to fraction form
    151,003.80/226,505.70 = 72,271.80/x
  3. Step 3: Cross multiply
    151,003.80x = 226,505.70 × 72,271.80
  4. Step 4: Simplify right side
    151,003.80x = 16,369,974,649.26
  5. Step 5: Solve for x
    x = 16,369,974,649.26/151,003.80
  6. Step 6: Final answer
    x = 108,407.70

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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.