Home / 53,829.40-80,715.30-22,629.40

Finding the Fourth Proportional to 53,829.40, 80,715.30 and 22,629.40

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Solution

The fourth proportional to 53,829.40, 80,715.30 and 22,629.40 is: 33,931.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,829.40 : 80,715.30 = 22,629.40 : x
  2. Step 2: Convert to fraction form
    53,829.40/80,715.30 = 22,629.40/x
  3. Step 3: Cross multiply
    53,829.40x = 80,715.30 × 22,629.40
  4. Step 4: Simplify right side
    53,829.40x = 1,826,538,809.82
  5. Step 5: Solve for x
    x = 1,826,538,809.82/53,829.40
  6. Step 6: Final answer
    x = 33,931.99

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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.