Home / 35,409.08-53,100.19-11,709.53

Finding the Fourth Proportional to 35,409.08, 53,100.19 and 11,709.53

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Solution

The fourth proportional to 35,409.08, 53,100.19 and 11,709.53 is: 17,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.08 : 53,100.19 = 11,709.53 : x
  2. Step 2: Convert to fraction form
    35,409.08/53,100.19 = 11,709.53/x
  3. Step 3: Cross multiply
    35,409.08x = 53,100.19 × 11,709.53
  4. Step 4: Simplify right side
    35,409.08x = 621,778,216.07
  5. Step 5: Solve for x
    x = 621,778,216.07/35,409.08
  6. Step 6: Final answer
    x = 17,559.85

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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.