Home / 55,404.48-76,458.42-30,254.52

Finding the Fourth Proportional to 55,404.48, 76,458.42 and 30,254.52

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Solution

The fourth proportional to 55,404.48, 76,458.42 and 30,254.52 is: 41,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,404.48 : 76,458.42 = 30,254.52 : x
  2. Step 2: Convert to fraction form
    55,404.48/76,458.42 = 30,254.52/x
  3. Step 3: Cross multiply
    55,404.48x = 76,458.42 × 30,254.52
  4. Step 4: Simplify right side
    55,404.48x = 2,313,212,797.06
  5. Step 5: Solve for x
    x = 2,313,212,797.06/55,404.48
  6. Step 6: Final answer
    x = 41,751.37

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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.