Home / 70,855.40-97,787.36-52,919.27

Finding the Fourth Proportional to 70,855.40, 97,787.36 and 52,919.27

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Solution

The fourth proportional to 70,855.40, 97,787.36 and 52,919.27 is: 73,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,855.40 : 97,787.36 = 52,919.27 : x
  2. Step 2: Convert to fraction form
    70,855.40/97,787.36 = 52,919.27/x
  3. Step 3: Cross multiply
    70,855.40x = 97,787.36 × 52,919.27
  4. Step 4: Simplify right side
    70,855.40x = 5,174,835,052.12
  5. Step 5: Solve for x
    x = 5,174,835,052.12/70,855.40
  6. Step 6: Final answer
    x = 73,033.74

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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.