Home / 107,023.77-160,536.87-28,145.97

Finding the Fourth Proportional to 107,023.77, 160,536.87 and 28,145.97

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Solution

The fourth proportional to 107,023.77, 160,536.87 and 28,145.97 is: 42,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,023.77 : 160,536.87 = 28,145.97 : x
  2. Step 2: Convert to fraction form
    107,023.77/160,536.87 = 28,145.97/x
  3. Step 3: Cross multiply
    107,023.77x = 160,536.87 × 28,145.97
  4. Step 4: Simplify right side
    107,023.77x = 4,518,465,926.91
  5. Step 5: Solve for x
    x = 4,518,465,926.91/107,023.77
  6. Step 6: Final answer
    x = 42,219.27

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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.