Home / 364,870.35-547,305.50-165,186.32

Finding the Fourth Proportional to 364,870.35, 547,305.50 and 165,186.32

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Solution

The fourth proportional to 364,870.35, 547,305.50 and 165,186.32 is: 247,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,870.35 : 547,305.50 = 165,186.32 : x
  2. Step 2: Convert to fraction form
    364,870.35/547,305.50 = 165,186.32/x
  3. Step 3: Cross multiply
    364,870.35x = 547,305.50 × 165,186.32
  4. Step 4: Simplify right side
    364,870.35x = 90,407,379,137.20
  5. Step 5: Solve for x
    x = 90,407,379,137.20/364,870.35
  6. Step 6: Final answer
    x = 247,779.46

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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.