Home / 173,250.81-239,074.86-100,647.27

Finding the Fourth Proportional to 173,250.81, 239,074.86 and 100,647.27

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Solution

The fourth proportional to 173,250.81, 239,074.86 and 100,647.27 is: 138,886.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,250.81 : 239,074.86 = 100,647.27 : x
  2. Step 2: Convert to fraction form
    173,250.81/239,074.86 = 100,647.27/x
  3. Step 3: Cross multiply
    173,250.81x = 239,074.86 × 100,647.27
  4. Step 4: Simplify right side
    173,250.81x = 24,062,231,984.63
  5. Step 5: Solve for x
    x = 24,062,231,984.63/173,250.81
  6. Step 6: Final answer
    x = 138,886.69

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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.