Home / 190,146.88-284,810.25-178,967.92

Finding the Fourth Proportional to 190,146.88, 284,810.25 and 178,967.92

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Solution

The fourth proportional to 190,146.88, 284,810.25 and 178,967.92 is: 268,065.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,146.88 : 284,810.25 = 178,967.92 : x
  2. Step 2: Convert to fraction form
    190,146.88/284,810.25 = 178,967.92/x
  3. Step 3: Cross multiply
    190,146.88x = 284,810.25 × 178,967.92
  4. Step 4: Simplify right side
    190,146.88x = 50,971,898,037.18
  5. Step 5: Solve for x
    x = 50,971,898,037.18/190,146.88
  6. Step 6: Final answer
    x = 268,065.92

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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.