Home / 55,869.39-83,804.99-13,749.59

Finding the Fourth Proportional to 55,869.39, 83,804.99 and 13,749.59

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Solution

The fourth proportional to 55,869.39, 83,804.99 and 13,749.59 is: 20,624.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,869.39 : 83,804.99 = 13,749.59 : x
  2. Step 2: Convert to fraction form
    55,869.39/83,804.99 = 13,749.59/x
  3. Step 3: Cross multiply
    55,869.39x = 83,804.99 × 13,749.59
  4. Step 4: Simplify right side
    55,869.39x = 1,152,284,252.45
  5. Step 5: Solve for x
    x = 1,152,284,252.45/55,869.39
  6. Step 6: Final answer
    x = 20,624.61

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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.