Home / 70,865.93-97,799.19-40,651.04

Finding the Fourth Proportional to 70,865.93, 97,799.19 and 40,651.04

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Solution

The fourth proportional to 70,865.93, 97,799.19 and 40,651.04 is: 56,100.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,865.93 : 97,799.19 = 40,651.04 : x
  2. Step 2: Convert to fraction form
    70,865.93/97,799.19 = 40,651.04/x
  3. Step 3: Cross multiply
    70,865.93x = 97,799.19 × 40,651.04
  4. Step 4: Simplify right side
    70,865.93x = 3,975,638,784.66
  5. Step 5: Solve for x
    x = 3,975,638,784.66/70,865.93
  6. Step 6: Final answer
    x = 56,100.85

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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.