Home / 108,250.88-149,370.24-63,553.28

Finding the Fourth Proportional to 108,250.88, 149,370.24 and 63,553.28

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Solution

The fourth proportional to 108,250.88, 149,370.24 and 63,553.28 is: 87,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,250.88 : 149,370.24 = 63,553.28 : x
  2. Step 2: Convert to fraction form
    108,250.88/149,370.24 = 63,553.28/x
  3. Step 3: Cross multiply
    108,250.88x = 149,370.24 × 63,553.28
  4. Step 4: Simplify right side
    108,250.88x = 9,492,968,686.39
  5. Step 5: Solve for x
    x = 9,492,968,686.39/108,250.88
  6. Step 6: Final answer
    x = 87,694.15

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1.5x scale

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.