Home / 54,204.24-74,805.93-30,330.40

Finding the Fourth Proportional to 54,204.24, 74,805.93 and 30,330.40

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Solution

The fourth proportional to 54,204.24, 74,805.93 and 30,330.40 is: 41,858.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,204.24 : 74,805.93 = 30,330.40 : x
  2. Step 2: Convert to fraction form
    54,204.24/74,805.93 = 30,330.40/x
  3. Step 3: Cross multiply
    54,204.24x = 74,805.93 × 30,330.40
  4. Step 4: Simplify right side
    54,204.24x = 2,268,893,779.27
  5. Step 5: Solve for x
    x = 2,268,893,779.27/54,204.24
  6. Step 6: Final answer
    x = 41,858.23

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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.