Home / 57,316.70-85,884.02-38,527.64

Finding the Fourth Proportional to 57,316.70, 85,884.02 and 38,527.64

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Solution

The fourth proportional to 57,316.70, 85,884.02 and 38,527.64 is: 57,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.70 : 85,884.02 = 38,527.64 : x
  2. Step 2: Convert to fraction form
    57,316.70/85,884.02 = 38,527.64/x
  3. Step 3: Cross multiply
    57,316.70x = 85,884.02 × 38,527.64
  4. Step 4: Simplify right side
    57,316.70x = 3,308,907,982.25
  5. Step 5: Solve for x
    x = 3,308,907,982.25/57,316.70
  6. Step 6: Final answer
    x = 57,730.26

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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.