Home / 108,431.34-162,615.78-37,351.10

Finding the Fourth Proportional to 108,431.34, 162,615.78 and 37,351.10

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Solution

The fourth proportional to 108,431.34, 162,615.78 and 37,351.10 is: 56,015.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,431.34 : 162,615.78 = 37,351.10 : x
  2. Step 2: Convert to fraction form
    108,431.34/162,615.78 = 37,351.10/x
  3. Step 3: Cross multiply
    108,431.34x = 162,615.78 × 37,351.10
  4. Step 4: Simplify right side
    108,431.34x = 6,073,878,260.36
  5. Step 5: Solve for x
    x = 6,073,878,260.36/108,431.34
  6. Step 6: Final answer
    x = 56,015.89

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1.5x scale

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.