Home / 104,840.57-157,285.44-34,719.90

Finding the Fourth Proportional to 104,840.57, 157,285.44 and 34,719.90

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Solution

The fourth proportional to 104,840.57, 157,285.44 and 34,719.90 is: 52,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,840.57 : 157,285.44 = 34,719.90 : x
  2. Step 2: Convert to fraction form
    104,840.57/157,285.44 = 34,719.90/x
  3. Step 3: Cross multiply
    104,840.57x = 157,285.44 × 34,719.90
  4. Step 4: Simplify right side
    104,840.57x = 5,460,934,748.26
  5. Step 5: Solve for x
    x = 5,460,934,748.26/104,840.57
  6. Step 6: Final answer
    x = 52,087.99

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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.