Home / 245,404.50-368,193.15-120,832.98

Finding the Fourth Proportional to 245,404.50, 368,193.15 and 120,832.98

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Solution

The fourth proportional to 245,404.50, 368,193.15 and 120,832.98 is: 181,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,404.50 : 368,193.15 = 120,832.98 : x
  2. Step 2: Convert to fraction form
    245,404.50/368,193.15 = 120,832.98/x
  3. Step 3: Cross multiply
    245,404.50x = 368,193.15 × 120,832.98
  4. Step 4: Simplify right side
    245,404.50x = 44,489,875,530.09
  5. Step 5: Solve for x
    x = 44,489,875,530.09/245,404.50
  6. Step 6: Final answer
    x = 181,292.01

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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.