Home / 85,492.43-117,918.37-60,004.49

Finding the Fourth Proportional to 85,492.43, 117,918.37 and 60,004.49

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Solution

The fourth proportional to 85,492.43, 117,918.37 and 60,004.49 is: 82,763.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,492.43 : 117,918.37 = 60,004.49 : x
  2. Step 2: Convert to fraction form
    85,492.43/117,918.37 = 60,004.49/x
  3. Step 3: Cross multiply
    85,492.43x = 117,918.37 × 60,004.49
  4. Step 4: Simplify right side
    85,492.43x = 7,075,630,913.88
  5. Step 5: Solve for x
    x = 7,075,630,913.88/85,492.43
  6. Step 6: Final answer
    x = 82,763.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.