Home / 104,873.36-157,312.76-25,986.44

Finding the Fourth Proportional to 104,873.36, 157,312.76 and 25,986.44

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Solution

The fourth proportional to 104,873.36, 157,312.76 and 25,986.44 is: 38,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,873.36 : 157,312.76 = 25,986.44 : x
  2. Step 2: Convert to fraction form
    104,873.36/157,312.76 = 25,986.44/x
  3. Step 3: Cross multiply
    104,873.36x = 157,312.76 × 25,986.44
  4. Step 4: Simplify right side
    104,873.36x = 4,087,997,682.48
  5. Step 5: Solve for x
    x = 4,087,997,682.48/104,873.36
  6. Step 6: Final answer
    x = 38,980.33

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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.