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Finding the Fourth Proportional to 176,048.88, 242,940.88 and 104,386.02

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Solution

The fourth proportional to 176,048.88, 242,940.88 and 104,386.02 is: 144,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,048.88 : 242,940.88 = 104,386.02 : x
  2. Step 2: Convert to fraction form
    176,048.88/242,940.88 = 104,386.02/x
  3. Step 3: Cross multiply
    176,048.88x = 242,940.88 × 104,386.02
  4. Step 4: Simplify right side
    176,048.88x = 25,359,631,558.50
  5. Step 5: Solve for x
    x = 25,359,631,558.50/176,048.88
  6. Step 6: Final answer
    x = 144,048.81

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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.