Home / 70,443.09-97,211.61-38,614.05

Finding the Fourth Proportional to 70,443.09, 97,211.61 and 38,614.05

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Solution

The fourth proportional to 70,443.09, 97,211.61 and 38,614.05 is: 53,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,443.09 : 97,211.61 = 38,614.05 : x
  2. Step 2: Convert to fraction form
    70,443.09/97,211.61 = 38,614.05/x
  3. Step 3: Cross multiply
    70,443.09x = 97,211.61 × 38,614.05
  4. Step 4: Simplify right side
    70,443.09x = 3,753,733,969.12
  5. Step 5: Solve for x
    x = 3,753,733,969.12/70,443.09
  6. Step 6: Final answer
    x = 53,287.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.