Home / 54,612.72-81,923.63-14,637.39

Finding the Fourth Proportional to 54,612.72, 81,923.63 and 14,637.39

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Solution

The fourth proportional to 54,612.72, 81,923.63 and 14,637.39 is: 21,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612.72 : 81,923.63 = 14,637.39 : x
  2. Step 2: Convert to fraction form
    54,612.72/81,923.63 = 14,637.39/x
  3. Step 3: Cross multiply
    54,612.72x = 81,923.63 × 14,637.39
  4. Step 4: Simplify right side
    54,612.72x = 1,199,148,049.34
  5. Step 5: Solve for x
    x = 1,199,148,049.34/54,612.72
  6. Step 6: Final answer
    x = 21,957.30

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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.