Home / 70,943.90-97,898.67-40,727.25

Finding the Fourth Proportional to 70,943.90, 97,898.67 and 40,727.25

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Solution

The fourth proportional to 70,943.90, 97,898.67 and 40,727.25 is: 56,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,943.90 : 97,898.67 = 40,727.25 : x
  2. Step 2: Convert to fraction form
    70,943.90/97,898.67 = 40,727.25/x
  3. Step 3: Cross multiply
    70,943.90x = 97,898.67 × 40,727.25
  4. Step 4: Simplify right side
    70,943.90x = 3,987,143,393.36
  5. Step 5: Solve for x
    x = 3,987,143,393.36/70,943.90
  6. Step 6: Final answer
    x = 56,201.35

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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.