Home / 53,908.10-74,394.65-30,036.34

Finding the Fourth Proportional to 53,908.10, 74,394.65 and 30,036.34

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Solution

The fourth proportional to 53,908.10, 74,394.65 and 30,036.34 is: 41,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,908.10 : 74,394.65 = 30,036.34 : x
  2. Step 2: Convert to fraction form
    53,908.10/74,394.65 = 30,036.34/x
  3. Step 3: Cross multiply
    53,908.10x = 74,394.65 × 30,036.34
  4. Step 4: Simplify right side
    53,908.10x = 2,234,542,751.20
  5. Step 5: Solve for x
    x = 2,234,542,751.20/53,908.10
  6. Step 6: Final answer
    x = 41,450.97

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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.