Home / 55,619.87-83,392.79-35,887.64

Finding the Fourth Proportional to 55,619.87, 83,392.79 and 35,887.64

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Solution

The fourth proportional to 55,619.87, 83,392.79 and 35,887.64 is: 53,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,619.87 : 83,392.79 = 35,887.64 : x
  2. Step 2: Convert to fraction form
    55,619.87/83,392.79 = 35,887.64/x
  3. Step 3: Cross multiply
    55,619.87x = 83,392.79 × 35,887.64
  4. Step 4: Simplify right side
    55,619.87x = 2,992,769,829.71
  5. Step 5: Solve for x
    x = 2,992,769,829.71/55,619.87
  6. Step 6: Final answer
    x = 53,807.57

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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.