Home / 55,661.40-83,513.25-33,490.08

Finding the Fourth Proportional to 55,661.40, 83,513.25 and 33,490.08

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Solution

The fourth proportional to 55,661.40, 83,513.25 and 33,490.08 is: 50,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,661.40 : 83,513.25 = 33,490.08 : x
  2. Step 2: Convert to fraction form
    55,661.40/83,513.25 = 33,490.08/x
  3. Step 3: Cross multiply
    55,661.40x = 83,513.25 × 33,490.08
  4. Step 4: Simplify right side
    55,661.40x = 2,796,865,423.56
  5. Step 5: Solve for x
    x = 2,796,865,423.56/55,661.40
  6. Step 6: Final answer
    x = 50,247.85

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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.