Home / 54,455.39-75,152.43-30,583.47

Finding the Fourth Proportional to 54,455.39, 75,152.43 and 30,583.47

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Solution

The fourth proportional to 54,455.39, 75,152.43 and 30,583.47 is: 42,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,455.39 : 75,152.43 = 30,583.47 : x
  2. Step 2: Convert to fraction form
    54,455.39/75,152.43 = 30,583.47/x
  3. Step 3: Cross multiply
    54,455.39x = 75,152.43 × 30,583.47
  4. Step 4: Simplify right side
    54,455.39x = 2,298,422,088.33
  5. Step 5: Solve for x
    x = 2,298,422,088.33/54,455.39
  6. Step 6: Final answer
    x = 42,207.43

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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.