Home / 53,465.05-80,161.12-27,118.99

Finding the Fourth Proportional to 53,465.05, 80,161.12 and 27,118.99

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Solution

The fourth proportional to 53,465.05, 80,161.12 and 27,118.99 is: 40,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,465.05 : 80,161.12 = 27,118.99 : x
  2. Step 2: Convert to fraction form
    53,465.05/80,161.12 = 27,118.99/x
  3. Step 3: Cross multiply
    53,465.05x = 80,161.12 × 27,118.99
  4. Step 4: Simplify right side
    53,465.05x = 2,173,888,445.16
  5. Step 5: Solve for x
    x = 2,173,888,445.16/53,465.05
  6. Step 6: Final answer
    x = 40,659.99

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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.