Home / 54,109.36-81,164.04-14,666.48

Finding the Fourth Proportional to 54,109.36, 81,164.04 and 14,666.48

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Solution

The fourth proportional to 54,109.36, 81,164.04 and 14,666.48 is: 21,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,109.36 : 81,164.04 = 14,666.48 : x
  2. Step 2: Convert to fraction form
    54,109.36/81,164.04 = 14,666.48/x
  3. Step 3: Cross multiply
    54,109.36x = 81,164.04 × 14,666.48
  4. Step 4: Simplify right side
    54,109.36x = 1,190,390,612.92
  5. Step 5: Solve for x
    x = 1,190,390,612.92/54,109.36
  6. Step 6: Final answer
    x = 21,999.72

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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.