Home / 272,806.26-376,171.74-186,779.40

Finding the Fourth Proportional to 272,806.26, 376,171.74 and 186,779.40

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Solution

The fourth proportional to 272,806.26, 376,171.74 and 186,779.40 is: 257,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,806.26 : 376,171.74 = 186,779.40 : x
  2. Step 2: Convert to fraction form
    272,806.26/376,171.74 = 186,779.40/x
  3. Step 3: Cross multiply
    272,806.26x = 376,171.74 × 186,779.40
  4. Step 4: Simplify right side
    272,806.26x = 70,261,131,894.16
  5. Step 5: Solve for x
    x = 70,261,131,894.16/272,806.26
  6. Step 6: Final answer
    x = 257,549.56

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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.