Home / 55,577.28-83,383.50-20,014.26

Finding the Fourth Proportional to 55,577.28, 83,383.50 and 20,014.26

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Solution

The fourth proportional to 55,577.28, 83,383.50 and 20,014.26 is: 30,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,577.28 : 83,383.50 = 20,014.26 : x
  2. Step 2: Convert to fraction form
    55,577.28/83,383.50 = 20,014.26/x
  3. Step 3: Cross multiply
    55,577.28x = 83,383.50 × 20,014.26
  4. Step 4: Simplify right side
    55,577.28x = 1,668,859,048.71
  5. Step 5: Solve for x
    x = 1,668,859,048.71/55,577.28
  6. Step 6: Final answer
    x = 30,027.72

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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.