Home / 64,587.87-96,887.43-17,840.79

Finding the Fourth Proportional to 64,587.87, 96,887.43 and 17,840.79

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Solution

The fourth proportional to 64,587.87, 96,887.43 and 17,840.79 is: 26,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,587.87 : 96,887.43 = 17,840.79 : x
  2. Step 2: Convert to fraction form
    64,587.87/96,887.43 = 17,840.79/x
  3. Step 3: Cross multiply
    64,587.87x = 96,887.43 × 17,840.79
  4. Step 4: Simplify right side
    64,587.87x = 1,728,548,292.27
  5. Step 5: Solve for x
    x = 1,728,548,292.27/64,587.87
  6. Step 6: Final answer
    x = 26,762.74

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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.