Home / 65,843.27-98,774.63-19,090.07

Finding the Fourth Proportional to 65,843.27, 98,774.63 and 19,090.07

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Solution

The fourth proportional to 65,843.27, 98,774.63 and 19,090.07 is: 28,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,843.27 : 98,774.63 = 19,090.07 : x
  2. Step 2: Convert to fraction form
    65,843.27/98,774.63 = 19,090.07/x
  3. Step 3: Cross multiply
    65,843.27x = 98,774.63 × 19,090.07
  4. Step 4: Simplify right side
    65,843.27x = 1,885,614,600.92
  5. Step 5: Solve for x
    x = 1,885,614,600.92/65,843.27
  6. Step 6: Final answer
    x = 28,637.92

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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.