Home / 55,528.82-76,629.49-30,035.16

Finding the Fourth Proportional to 55,528.82, 76,629.49 and 30,035.16

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Solution

The fourth proportional to 55,528.82, 76,629.49 and 30,035.16 is: 41,448.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,528.82 : 76,629.49 = 30,035.16 : x
  2. Step 2: Convert to fraction form
    55,528.82/76,629.49 = 30,035.16/x
  3. Step 3: Cross multiply
    55,528.82x = 76,629.49 × 30,035.16
  4. Step 4: Simplify right side
    55,528.82x = 2,301,578,842.69
  5. Step 5: Solve for x
    x = 2,301,578,842.69/55,528.82
  6. Step 6: Final answer
    x = 41,448.37

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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.