Home / 190,933.40-286,706.10-151,815.80

Finding the Fourth Proportional to 190,933.40, 286,706.10 and 151,815.80

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Solution

The fourth proportional to 190,933.40, 286,706.10 and 151,815.80 is: 227,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,933.40 : 286,706.10 = 151,815.80 : x
  2. Step 2: Convert to fraction form
    190,933.40/286,706.10 = 151,815.80/x
  3. Step 3: Cross multiply
    190,933.40x = 286,706.10 × 151,815.80
  4. Step 4: Simplify right side
    190,933.40x = 43,526,515,936.38
  5. Step 5: Solve for x
    x = 43,526,515,936.38/190,933.40
  6. Step 6: Final answer
    x = 227,967.01

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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.