Home / 372,430.26-558,481.41-106,130.34

Finding the Fourth Proportional to 372,430.26, 558,481.41 and 106,130.34

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Solution

The fourth proportional to 372,430.26, 558,481.41 and 106,130.34 is: 159,148.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,430.26 : 558,481.41 = 106,130.34 : x
  2. Step 2: Convert to fraction form
    372,430.26/558,481.41 = 106,130.34/x
  3. Step 3: Cross multiply
    372,430.26x = 558,481.41 × 106,130.34
  4. Step 4: Simplify right side
    372,430.26x = 59,271,821,926.98
  5. Step 5: Solve for x
    x = 59,271,821,926.98/372,430.26
  6. Step 6: Final answer
    x = 159,148.78

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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.