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Finding the Fourth Proportional to 174,592.80, 240,926.28 and 102,969.36

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Solution

The fourth proportional to 174,592.80, 240,926.28 and 102,969.36 is: 142,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,592.80 : 240,926.28 = 102,969.36 : x
  2. Step 2: Convert to fraction form
    174,592.80/240,926.28 = 102,969.36/x
  3. Step 3: Cross multiply
    174,592.80x = 240,926.28 × 102,969.36
  4. Step 4: Simplify right side
    174,592.80x = 24,808,024,858.78
  5. Step 5: Solve for x
    x = 24,808,024,858.78/174,592.80
  6. Step 6: Final answer
    x = 142,090.77

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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.