Home / 53,996.25-81,003.98-18,461.51

Finding the Fourth Proportional to 53,996.25, 81,003.98 and 18,461.51

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Solution

The fourth proportional to 53,996.25, 81,003.98 and 18,461.51 is: 27,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,996.25 : 81,003.98 = 18,461.51 : x
  2. Step 2: Convert to fraction form
    53,996.25/81,003.98 = 18,461.51/x
  3. Step 3: Cross multiply
    53,996.25x = 81,003.98 × 18,461.51
  4. Step 4: Simplify right side
    53,996.25x = 1,495,455,694.50
  5. Step 5: Solve for x
    x = 1,495,455,694.50/53,996.25
  6. Step 6: Final answer
    x = 27,695.55

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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.