Home / 55,573.83-83,359.89-13,453.56

Finding the Fourth Proportional to 55,573.83, 83,359.89 and 13,453.56

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Solution

The fourth proportional to 55,573.83, 83,359.89 and 13,453.56 is: 20,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,573.83 : 83,359.89 = 13,453.56 : x
  2. Step 2: Convert to fraction form
    55,573.83/83,359.89 = 13,453.56/x
  3. Step 3: Cross multiply
    55,573.83x = 83,359.89 × 13,453.56
  4. Step 4: Simplify right side
    55,573.83x = 1,121,487,281.71
  5. Step 5: Solve for x
    x = 1,121,487,281.71/55,573.83
  6. Step 6: Final answer
    x = 20,180.13

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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.