Home / 55,021.04-82,526.48-15,577.28

Finding the Fourth Proportional to 55,021.04, 82,526.48 and 15,577.28

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Solution

The fourth proportional to 55,021.04, 82,526.48 and 15,577.28 is: 23,364.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,021.04 : 82,526.48 = 15,577.28 : x
  2. Step 2: Convert to fraction form
    55,021.04/82,526.48 = 15,577.28/x
  3. Step 3: Cross multiply
    55,021.04x = 82,526.48 × 15,577.28
  4. Step 4: Simplify right side
    55,021.04x = 1,285,538,086.37
  5. Step 5: Solve for x
    x = 1,285,538,086.37/55,021.04
  6. Step 6: Final answer
    x = 23,364.48

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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.