Home / 37,230.12-51,398.64-28,600.20

Finding the Fourth Proportional to 37,230.12, 51,398.64 and 28,600.20

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Solution

The fourth proportional to 37,230.12, 51,398.64 and 28,600.20 is: 39,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,230.12 : 51,398.64 = 28,600.20 : x
  2. Step 2: Convert to fraction form
    37,230.12/51,398.64 = 28,600.20/x
  3. Step 3: Cross multiply
    37,230.12x = 51,398.64 × 28,600.20
  4. Step 4: Simplify right side
    37,230.12x = 1,470,011,383.73
  5. Step 5: Solve for x
    x = 1,470,011,383.73/37,230.12
  6. Step 6: Final answer
    x = 39,484.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.