Home / 74,052.05-111,318.64-59,421.02

Finding the Fourth Proportional to 74,052.05, 111,318.64 and 59,421.02

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Solution

The fourth proportional to 74,052.05, 111,318.64 and 59,421.02 is: 89,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,052.05 : 111,318.64 = 59,421.02 : x
  2. Step 2: Convert to fraction form
    74,052.05/111,318.64 = 59,421.02/x
  3. Step 3: Cross multiply
    74,052.05x = 111,318.64 × 59,421.02
  4. Step 4: Simplify right side
    74,052.05x = 6,614,666,428.67
  5. Step 5: Solve for x
    x = 6,614,666,428.67/74,052.05
  6. Step 6: Final answer
    x = 89,324.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.