Home / 65,849.03-98,749.84-28,393.01

Finding the Fourth Proportional to 65,849.03, 98,749.84 and 28,393.01

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Solution

The fourth proportional to 65,849.03, 98,749.84 and 28,393.01 is: 42,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,849.03 : 98,749.84 = 28,393.01 : x
  2. Step 2: Convert to fraction form
    65,849.03/98,749.84 = 28,393.01/x
  3. Step 3: Cross multiply
    65,849.03x = 98,749.84 × 28,393.01
  4. Step 4: Simplify right side
    65,849.03x = 2,803,804,558.90
  5. Step 5: Solve for x
    x = 2,803,804,558.90/65,849.03
  6. Step 6: Final answer
    x = 42,579.29

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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.