Home / 53,570.07-73,911.33-30,907.26

Finding the Fourth Proportional to 53,570.07, 73,911.33 and 30,907.26

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Solution

The fourth proportional to 53,570.07, 73,911.33 and 30,907.26 is: 42,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,570.07 : 73,911.33 = 30,907.26 : x
  2. Step 2: Convert to fraction form
    53,570.07/73,911.33 = 30,907.26/x
  3. Step 3: Cross multiply
    53,570.07x = 73,911.33 × 30,907.26
  4. Step 4: Simplify right side
    53,570.07x = 2,284,396,693.26
  5. Step 5: Solve for x
    x = 2,284,396,693.26/53,570.07
  6. Step 6: Final answer
    x = 42,643.15

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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.