Home / 109,827.36-164,741.04-26,720.64

Finding the Fourth Proportional to 109,827.36, 164,741.04 and 26,720.64

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Solution

The fourth proportional to 109,827.36, 164,741.04 and 26,720.64 is: 40,080.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,827.36 : 164,741.04 = 26,720.64 : x
  2. Step 2: Convert to fraction form
    109,827.36/164,741.04 = 26,720.64/x
  3. Step 3: Cross multiply
    109,827.36x = 164,741.04 × 26,720.64
  4. Step 4: Simplify right side
    109,827.36x = 4,401,986,023.07
  5. Step 5: Solve for x
    x = 4,401,986,023.07/109,827.36
  6. Step 6: Final answer
    x = 40,080.96

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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.