Home / 35,495.28-53,231.99-12,116.25

Finding the Fourth Proportional to 35,495.28, 53,231.99 and 12,116.25

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Solution

The fourth proportional to 35,495.28, 53,231.99 and 12,116.25 is: 18,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,495.28 : 53,231.99 = 12,116.25 : x
  2. Step 2: Convert to fraction form
    35,495.28/53,231.99 = 12,116.25/x
  3. Step 3: Cross multiply
    35,495.28x = 53,231.99 × 12,116.25
  4. Step 4: Simplify right side
    35,495.28x = 644,972,038.26
  5. Step 5: Solve for x
    x = 644,972,038.26/35,495.28
  6. Step 6: Final answer
    x = 18,170.64

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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.