Home / 53,040.88-79,544.48-17,972.32

Finding the Fourth Proportional to 53,040.88, 79,544.48 and 17,972.32

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Solution

The fourth proportional to 53,040.88, 79,544.48 and 17,972.32 is: 26,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,040.88 : 79,544.48 = 17,972.32 : x
  2. Step 2: Convert to fraction form
    53,040.88/79,544.48 = 17,972.32/x
  3. Step 3: Cross multiply
    53,040.88x = 79,544.48 × 17,972.32
  4. Step 4: Simplify right side
    53,040.88x = 1,429,598,848.79
  5. Step 5: Solve for x
    x = 1,429,598,848.79/53,040.88
  6. Step 6: Final answer
    x = 26,952.77

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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.