Home / 176,158.28-242,762.84-172,919.41

Finding the Fourth Proportional to 176,158.28, 242,762.84 and 172,919.41

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Solution

The fourth proportional to 176,158.28, 242,762.84 and 172,919.41 is: 238,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,158.28 : 242,762.84 = 172,919.41 : x
  2. Step 2: Convert to fraction form
    176,158.28/242,762.84 = 172,919.41/x
  3. Step 3: Cross multiply
    176,158.28x = 242,762.84 × 172,919.41
  4. Step 4: Simplify right side
    176,158.28x = 41,978,404,984.31
  5. Step 5: Solve for x
    x = 41,978,404,984.31/176,158.28
  6. Step 6: Final answer
    x = 238,299.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.