Home / 110,911.75-153,047.24-67,903.37

Finding the Fourth Proportional to 110,911.75, 153,047.24 and 67,903.37

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Solution

The fourth proportional to 110,911.75, 153,047.24 and 67,903.37 is: 93,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,911.75 : 153,047.24 = 67,903.37 : x
  2. Step 2: Convert to fraction form
    110,911.75/153,047.24 = 67,903.37/x
  3. Step 3: Cross multiply
    110,911.75x = 153,047.24 × 67,903.37
  4. Step 4: Simplify right side
    110,911.75x = 10,392,423,365.20
  5. Step 5: Solve for x
    x = 10,392,423,365.20/110,911.75
  6. Step 6: Final answer
    x = 93,699.93

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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.