Home / 53,998.36-74,516.30-30,124.42

Finding the Fourth Proportional to 53,998.36, 74,516.30 and 30,124.42

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Solution

The fourth proportional to 53,998.36, 74,516.30 and 30,124.42 is: 41,570.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,998.36 : 74,516.30 = 30,124.42 : x
  2. Step 2: Convert to fraction form
    53,998.36/74,516.30 = 30,124.42/x
  3. Step 3: Cross multiply
    53,998.36x = 74,516.30 × 30,124.42
  4. Step 4: Simplify right side
    53,998.36x = 2,244,760,579.65
  5. Step 5: Solve for x
    x = 2,244,760,579.65/53,998.36
  6. Step 6: Final answer
    x = 41,570.90

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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.