Home / 56,628.45-84,889.85-19,162.46

Finding the Fourth Proportional to 56,628.45, 84,889.85 and 19,162.46

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Solution

The fourth proportional to 56,628.45, 84,889.85 and 19,162.46 is: 28,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,628.45 : 84,889.85 = 19,162.46 : x
  2. Step 2: Convert to fraction form
    56,628.45/84,889.85 = 19,162.46/x
  3. Step 3: Cross multiply
    56,628.45x = 84,889.85 × 19,162.46
  4. Step 4: Simplify right side
    56,628.45x = 1,626,698,405.96
  5. Step 5: Solve for x
    x = 1,626,698,405.96/56,628.45
  6. Step 6: Final answer
    x = 28,725.81

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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.