Home / 70,319.90-97,017.33-40,083.41

Finding the Fourth Proportional to 70,319.90, 97,017.33 and 40,083.41

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Solution

The fourth proportional to 70,319.90, 97,017.33 and 40,083.41 is: 55,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,319.90 : 97,017.33 = 40,083.41 : x
  2. Step 2: Convert to fraction form
    70,319.90/97,017.33 = 40,083.41/x
  3. Step 3: Cross multiply
    70,319.90x = 97,017.33 × 40,083.41
  4. Step 4: Simplify right side
    70,319.90x = 3,888,784,930.41
  5. Step 5: Solve for x
    x = 3,888,784,930.41/70,319.90
  6. Step 6: Final answer
    x = 55,301.35

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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.