Home / 53,698.63-80,548.16-18,160.13

Finding the Fourth Proportional to 53,698.63, 80,548.16 and 18,160.13

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Solution

The fourth proportional to 53,698.63, 80,548.16 and 18,160.13 is: 27,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,698.63 : 80,548.16 = 18,160.13 : x
  2. Step 2: Convert to fraction form
    53,698.63/80,548.16 = 18,160.13/x
  3. Step 3: Cross multiply
    53,698.63x = 80,548.16 × 18,160.13
  4. Step 4: Simplify right side
    53,698.63x = 1,462,764,563.32
  5. Step 5: Solve for x
    x = 1,462,764,563.32/53,698.63
  6. Step 6: Final answer
    x = 27,240.26

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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.