Home / 372,705.22-558,889.35-106,402.33

Finding the Fourth Proportional to 372,705.22, 558,889.35 and 106,402.33

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Solution

The fourth proportional to 372,705.22, 558,889.35 and 106,402.33 is: 159,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,705.22 : 558,889.35 = 106,402.33 : x
  2. Step 2: Convert to fraction form
    372,705.22/558,889.35 = 106,402.33/x
  3. Step 3: Cross multiply
    372,705.22x = 558,889.35 × 106,402.33
  4. Step 4: Simplify right side
    372,705.22x = 59,467,129,052.19
  5. Step 5: Solve for x
    x = 59,467,129,052.19/372,705.22
  6. Step 6: Final answer
    x = 159,555.40

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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.