Home / 70,998.98-97,983.34-40,794.08

Finding the Fourth Proportional to 70,998.98, 97,983.34 and 40,794.08

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Solution

The fourth proportional to 70,998.98, 97,983.34 and 40,794.08 is: 56,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,998.98 : 97,983.34 = 40,794.08 : x
  2. Step 2: Convert to fraction form
    70,998.98/97,983.34 = 40,794.08/x
  3. Step 3: Cross multiply
    70,998.98x = 97,983.34 × 40,794.08
  4. Step 4: Simplify right side
    70,998.98x = 3,997,139,618.73
  5. Step 5: Solve for x
    x = 3,997,139,618.73/70,998.98
  6. Step 6: Final answer
    x = 56,298.55

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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.