Home / 87,528.96-131,316-25,204.32

Finding the Fourth Proportional to 87,528.96, 131,316 and 25,204.32

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Solution

The fourth proportional to 87,528.96, 131,316 and 25,204.32 is: 37,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,528.96 : 131,316 = 25,204.32 : x
  2. Step 2: Convert to fraction form
    87,528.96/131,316 = 25,204.32/x
  3. Step 3: Cross multiply
    87,528.96x = 131,316 × 25,204.32
  4. Step 4: Simplify right side
    87,528.96x = 3,309,730,485.12
  5. Step 5: Solve for x
    x = 3,309,730,485.12/87,528.96
  6. Step 6: Final answer
    x = 37,812.98

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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.