Home / 264,269.45-364,687.90-155,386.08

Finding the Fourth Proportional to 264,269.45, 364,687.90 and 155,386.08

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Solution

The fourth proportional to 264,269.45, 364,687.90 and 155,386.08 is: 214,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,269.45 : 364,687.90 = 155,386.08 : x
  2. Step 2: Convert to fraction form
    264,269.45/364,687.90 = 155,386.08/x
  3. Step 3: Cross multiply
    264,269.45x = 364,687.90 × 155,386.08
  4. Step 4: Simplify right side
    264,269.45x = 56,667,422,815.97
  5. Step 5: Solve for x
    x = 56,667,422,815.97/264,269.45
  6. Step 6: Final answer
    x = 214,430.47

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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.