Home / 55,723.36-83,577.36-20,658.16

Finding the Fourth Proportional to 55,723.36, 83,577.36 and 20,658.16

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Solution

The fourth proportional to 55,723.36, 83,577.36 and 20,658.16 is: 30,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,723.36 : 83,577.36 = 20,658.16 : x
  2. Step 2: Convert to fraction form
    55,723.36/83,577.36 = 20,658.16/x
  3. Step 3: Cross multiply
    55,723.36x = 83,577.36 × 20,658.16
  4. Step 4: Simplify right side
    55,723.36x = 1,726,554,475.26
  5. Step 5: Solve for x
    x = 1,726,554,475.26/55,723.36
  6. Step 6: Final answer
    x = 30,984.39

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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.