Home / 111,623.60-167,440.26-55,490.60

Finding the Fourth Proportional to 111,623.60, 167,440.26 and 55,490.60

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Solution

The fourth proportional to 111,623.60, 167,440.26 and 55,490.60 is: 83,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,623.60 : 167,440.26 = 55,490.60 : x
  2. Step 2: Convert to fraction form
    111,623.60/167,440.26 = 55,490.60/x
  3. Step 3: Cross multiply
    111,623.60x = 167,440.26 × 55,490.60
  4. Step 4: Simplify right side
    111,623.60x = 9,291,360,491.56
  5. Step 5: Solve for x
    x = 9,291,360,491.56/111,623.60
  6. Step 6: Final answer
    x = 83,238.32

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1.5x scale

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.