Home / 151,931.80-227,897.70-73,199.80

Finding the Fourth Proportional to 151,931.80, 227,897.70 and 73,199.80

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Solution

The fourth proportional to 151,931.80, 227,897.70 and 73,199.80 is: 109,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,931.80 : 227,897.70 = 73,199.80 : x
  2. Step 2: Convert to fraction form
    151,931.80/227,897.70 = 73,199.80/x
  3. Step 3: Cross multiply
    151,931.80x = 227,897.70 × 73,199.80
  4. Step 4: Simplify right side
    151,931.80x = 16,682,066,060.46
  5. Step 5: Solve for x
    x = 16,682,066,060.46/151,931.80
  6. Step 6: Final answer
    x = 109,799.70

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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.