Home / 411,659.37-617,402.66-116,102.25

Finding the Fourth Proportional to 411,659.37, 617,402.66 and 116,102.25

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Solution

The fourth proportional to 411,659.37, 617,402.66 and 116,102.25 is: 174,129.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,659.37 : 617,402.66 = 116,102.25 : x
  2. Step 2: Convert to fraction form
    411,659.37/617,402.66 = 116,102.25/x
  3. Step 3: Cross multiply
    411,659.37x = 617,402.66 × 116,102.25
  4. Step 4: Simplify right side
    411,659.37x = 71,681,837,401.47
  5. Step 5: Solve for x
    x = 71,681,837,401.47/411,659.37
  6. Step 6: Final answer
    x = 174,129.01

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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.