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Finding the Fourth Proportional to 174,333.80, 240,632.16 and 102,736.88

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Solution

The fourth proportional to 174,333.80, 240,632.16 and 102,736.88 is: 141,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,333.80 : 240,632.16 = 102,736.88 : x
  2. Step 2: Convert to fraction form
    174,333.80/240,632.16 = 102,736.88/x
  3. Step 3: Cross multiply
    174,333.80x = 240,632.16 × 102,736.88
  4. Step 4: Simplify right side
    174,333.80x = 24,721,797,346.06
  5. Step 5: Solve for x
    x = 24,721,797,346.06/174,333.80
  6. Step 6: Final answer
    x = 141,807.25

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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.