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Finding the Fourth Proportional to 183,802.80, 253,647.92 and 103,230.44

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Solution

The fourth proportional to 183,802.80, 253,647.92 and 103,230.44 is: 142,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,802.80 : 253,647.92 = 103,230.44 : x
  2. Step 2: Convert to fraction form
    183,802.80/253,647.92 = 103,230.44/x
  3. Step 3: Cross multiply
    183,802.80x = 253,647.92 × 103,230.44
  4. Step 4: Simplify right side
    183,802.80x = 26,184,186,386.68
  5. Step 5: Solve for x
    x = 26,184,186,386.68/183,802.80
  6. Step 6: Final answer
    x = 142,458.04

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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.