Home / 104,668.89-157,003.95-25,782.59

Finding the Fourth Proportional to 104,668.89, 157,003.95 and 25,782.59

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Solution

The fourth proportional to 104,668.89, 157,003.95 and 25,782.59 is: 38,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,668.89 : 157,003.95 = 25,782.59 : x
  2. Step 2: Convert to fraction form
    104,668.89/157,003.95 = 25,782.59/x
  3. Step 3: Cross multiply
    104,668.89x = 157,003.95 × 25,782.59
  4. Step 4: Simplify right side
    104,668.89x = 4,047,967,686.21
  5. Step 5: Solve for x
    x = 4,047,967,686.21/104,668.89
  6. Step 6: Final answer
    x = 38,674.03

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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.