Home / 111,475.49-167,331.48-98,735.36

Finding the Fourth Proportional to 111,475.49, 167,331.48 and 98,735.36

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Solution

The fourth proportional to 111,475.49, 167,331.48 and 98,735.36 is: 148,207.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,475.49 : 167,331.48 = 98,735.36 : x
  2. Step 2: Convert to fraction form
    111,475.49/167,331.48 = 98,735.36/x
  3. Step 3: Cross multiply
    111,475.49x = 167,331.48 × 98,735.36
  4. Step 4: Simplify right side
    111,475.49x = 16,521,533,917.13
  5. Step 5: Solve for x
    x = 16,521,533,917.13/111,475.49
  6. Step 6: Final answer
    x = 148,207.77

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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.