Home / 54,144.32-81,225.74-16,703.69

Finding the Fourth Proportional to 54,144.32, 81,225.74 and 16,703.69

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Solution

The fourth proportional to 54,144.32, 81,225.74 and 16,703.69 is: 25,058.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,144.32 : 81,225.74 = 16,703.69 : x
  2. Step 2: Convert to fraction form
    54,144.32/81,225.74 = 16,703.69/x
  3. Step 3: Cross multiply
    54,144.32x = 81,225.74 × 16,703.69
  4. Step 4: Simplify right side
    54,144.32x = 1,356,769,700.53
  5. Step 5: Solve for x
    x = 1,356,769,700.53/54,144.32
  6. Step 6: Final answer
    x = 25,058.39

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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.