Home / 164,188.90-226,581.60-103,786.12

Finding the Fourth Proportional to 164,188.90, 226,581.60 and 103,786.12

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Solution

The fourth proportional to 164,188.90, 226,581.60 and 103,786.12 is: 143,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,188.90 : 226,581.60 = 103,786.12 : x
  2. Step 2: Convert to fraction form
    164,188.90/226,581.60 = 103,786.12/x
  3. Step 3: Cross multiply
    164,188.90x = 226,581.60 × 103,786.12
  4. Step 4: Simplify right side
    164,188.90x = 23,516,025,127.39
  5. Step 5: Solve for x
    x = 23,516,025,127.39/164,188.90
  6. Step 6: Final answer
    x = 143,225.43

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1.5x scale

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.