Home / 53,706.44-80,559.77-18,646.20

Finding the Fourth Proportional to 53,706.44, 80,559.77 and 18,646.20

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Solution

The fourth proportional to 53,706.44, 80,559.77 and 18,646.20 is: 27,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,706.44 : 80,559.77 = 18,646.20 : x
  2. Step 2: Convert to fraction form
    53,706.44/80,559.77 = 18,646.20/x
  3. Step 3: Cross multiply
    53,706.44x = 80,559.77 × 18,646.20
  4. Step 4: Simplify right side
    53,706.44x = 1,502,133,490.14
  5. Step 5: Solve for x
    x = 1,502,133,490.14/53,706.44
  6. Step 6: Final answer
    x = 27,969.34

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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.