Home / 229,985.39-345,048.73-117,744.41

Finding the Fourth Proportional to 229,985.39, 345,048.73 and 117,744.41

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Solution

The fourth proportional to 229,985.39, 345,048.73 and 117,744.41 is: 176,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,985.39 : 345,048.73 = 117,744.41 : x
  2. Step 2: Convert to fraction form
    229,985.39/345,048.73 = 117,744.41/x
  3. Step 3: Cross multiply
    229,985.39x = 345,048.73 × 117,744.41
  4. Step 4: Simplify right side
    229,985.39x = 40,627,559,703.36
  5. Step 5: Solve for x
    x = 40,627,559,703.36/229,985.39
  6. Step 6: Final answer
    x = 176,652.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.