Home / 91,716.59-137,575.08-25,157.67

Finding the Fourth Proportional to 91,716.59, 137,575.08 and 25,157.67

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Solution

The fourth proportional to 91,716.59, 137,575.08 and 25,157.67 is: 37,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,716.59 : 137,575.08 = 25,157.67 : x
  2. Step 2: Convert to fraction form
    91,716.59/137,575.08 = 25,157.67/x
  3. Step 3: Cross multiply
    91,716.59x = 137,575.08 × 25,157.67
  4. Step 4: Simplify right side
    91,716.59x = 3,461,068,462.86
  5. Step 5: Solve for x
    x = 3,461,068,462.86/91,716.59
  6. Step 6: Final answer
    x = 37,736.56

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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.