Home / 53,075.52-79,608.42-18,011.16

Finding the Fourth Proportional to 53,075.52, 79,608.42 and 18,011.16

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Solution

The fourth proportional to 53,075.52, 79,608.42 and 18,011.16 is: 27,015.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,075.52 : 79,608.42 = 18,011.16 : x
  2. Step 2: Convert to fraction form
    53,075.52/79,608.42 = 18,011.16/x
  3. Step 3: Cross multiply
    53,075.52x = 79,608.42 × 18,011.16
  4. Step 4: Simplify right side
    53,075.52x = 1,433,839,989.97
  5. Step 5: Solve for x
    x = 1,433,839,989.97/53,075.52
  6. Step 6: Final answer
    x = 27,015.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.