Home / 70,538.03-97,342.43-40,324.02

Finding the Fourth Proportional to 70,538.03, 97,342.43 and 40,324.02

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Solution

The fourth proportional to 70,538.03, 97,342.43 and 40,324.02 is: 55,647.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,538.03 : 97,342.43 = 40,324.02 : x
  2. Step 2: Convert to fraction form
    70,538.03/97,342.43 = 40,324.02/x
  3. Step 3: Cross multiply
    70,538.03x = 97,342.43 × 40,324.02
  4. Step 4: Simplify right side
    70,538.03x = 3,925,238,194.98
  5. Step 5: Solve for x
    x = 3,925,238,194.98/70,538.03
  6. Step 6: Final answer
    x = 55,647.12

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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.