Home / 155,824.23-233,943.71-82,004.07

Finding the Fourth Proportional to 155,824.23, 233,943.71 and 82,004.07

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Solution

The fourth proportional to 155,824.23, 233,943.71 and 82,004.07 is: 123,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,824.23 : 233,943.71 = 82,004.07 : x
  2. Step 2: Convert to fraction form
    155,824.23/233,943.71 = 82,004.07/x
  3. Step 3: Cross multiply
    155,824.23x = 233,943.71 × 82,004.07
  4. Step 4: Simplify right side
    155,824.23x = 19,184,335,960.88
  5. Step 5: Solve for x
    x = 19,184,335,960.88/155,824.23
  6. Step 6: Final answer
    x = 123,115.23

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1.5x scale

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.