Home / 57,581.10-79,460.87-32,430.60

Finding the Fourth Proportional to 57,581.10, 79,460.87 and 32,430.60

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Solution

The fourth proportional to 57,581.10, 79,460.87 and 32,430.60 is: 44,753.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,581.10 : 79,460.87 = 32,430.60 : x
  2. Step 2: Convert to fraction form
    57,581.10/79,460.87 = 32,430.60/x
  3. Step 3: Cross multiply
    57,581.10x = 79,460.87 × 32,430.60
  4. Step 4: Simplify right side
    57,581.10x = 2,576,963,528.47
  5. Step 5: Solve for x
    x = 2,576,963,528.47/57,581.10
  6. Step 6: Final answer
    x = 44,753.63

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Why These Related Problems?

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