Home / 70,994.07-97,973.87-39,165.02

Finding the Fourth Proportional to 70,994.07, 97,973.87 and 39,165.02

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Solution

The fourth proportional to 70,994.07, 97,973.87 and 39,165.02 is: 54,048.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,994.07 : 97,973.87 = 39,165.02 : x
  2. Step 2: Convert to fraction form
    70,994.07/97,973.87 = 39,165.02/x
  3. Step 3: Cross multiply
    70,994.07x = 97,973.87 × 39,165.02
  4. Step 4: Simplify right side
    70,994.07x = 3,837,148,578.03
  5. Step 5: Solve for x
    x = 3,837,148,578.03/70,994.07
  6. Step 6: Final answer
    x = 54,048.86

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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.