Home / 202,537.55-303,618.53-69,386.18

Finding the Fourth Proportional to 202,537.55, 303,618.53 and 69,386.18

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Solution

The fourth proportional to 202,537.55, 303,618.53 and 69,386.18 is: 104,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,537.55 : 303,618.53 = 69,386.18 : x
  2. Step 2: Convert to fraction form
    202,537.55/303,618.53 = 69,386.18/x
  3. Step 3: Cross multiply
    202,537.55x = 303,618.53 × 69,386.18
  4. Step 4: Simplify right side
    202,537.55x = 21,066,928,629.29
  5. Step 5: Solve for x
    x = 21,066,928,629.29/202,537.55
  6. Step 6: Final answer
    x = 104,014.93

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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.