Home / 111,445.90-167,168.26-27,206.51

Finding the Fourth Proportional to 111,445.90, 167,168.26 and 27,206.51

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Solution

The fourth proportional to 111,445.90, 167,168.26 and 27,206.51 is: 40,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,445.90 : 167,168.26 = 27,206.51 : x
  2. Step 2: Convert to fraction form
    111,445.90/167,168.26 = 27,206.51/x
  3. Step 3: Cross multiply
    111,445.90x = 167,168.26 × 27,206.51
  4. Step 4: Simplify right side
    111,445.90x = 4,548,064,937.37
  5. Step 5: Solve for x
    x = 4,548,064,937.37/111,445.90
  6. Step 6: Final answer
    x = 40,809.62

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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.