Home / 238,723.20-357,307.20-185,846.40

Finding the Fourth Proportional to 238,723.20, 357,307.20 and 185,846.40

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Solution

The fourth proportional to 238,723.20, 357,307.20 and 185,846.40 is: 278,164.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,723.20 : 357,307.20 = 185,846.40 : x
  2. Step 2: Convert to fraction form
    238,723.20/357,307.20 = 185,846.40/x
  3. Step 3: Cross multiply
    238,723.20x = 357,307.20 × 185,846.40
  4. Step 4: Simplify right side
    238,723.20x = 66,404,256,814.08
  5. Step 5: Solve for x
    x = 66,404,256,814.08/238,723.20
  6. Step 6: Final answer
    x = 278,164.24

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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.