Home / 55,818.08-77,028.63-30,324.24

Finding the Fourth Proportional to 55,818.08, 77,028.63 and 30,324.24

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Solution

The fourth proportional to 55,818.08, 77,028.63 and 30,324.24 is: 41,847.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,818.08 : 77,028.63 = 30,324.24 : x
  2. Step 2: Convert to fraction form
    55,818.08/77,028.63 = 30,324.24/x
  3. Step 3: Cross multiply
    55,818.08x = 77,028.63 × 30,324.24
  4. Step 4: Simplify right side
    55,818.08x = 2,335,834,662.99
  5. Step 5: Solve for x
    x = 2,335,834,662.99/55,818.08
  6. Step 6: Final answer
    x = 41,847.28

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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.