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Finding the Fourth Proportional to 176,004.50, 242,928.23 and 104,426.03

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Solution

The fourth proportional to 176,004.50, 242,928.23 and 104,426.03 is: 144,132.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,004.50 : 242,928.23 = 104,426.03 : x
  2. Step 2: Convert to fraction form
    176,004.50/242,928.23 = 104,426.03/x
  3. Step 3: Cross multiply
    176,004.50x = 242,928.23 × 104,426.03
  4. Step 4: Simplify right side
    176,004.50x = 25,368,030,719.02
  5. Step 5: Solve for x
    x = 25,368,030,719.02/176,004.50
  6. Step 6: Final answer
    x = 144,132.86

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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.