Home / 53,925.39-80,899.02-20,646.54

Finding the Fourth Proportional to 53,925.39, 80,899.02 and 20,646.54

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Solution

The fourth proportional to 53,925.39, 80,899.02 and 20,646.54 is: 30,974.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,925.39 : 80,899.02 = 20,646.54 : x
  2. Step 2: Convert to fraction form
    53,925.39/80,899.02 = 20,646.54/x
  3. Step 3: Cross multiply
    53,925.39x = 80,899.02 × 20,646.54
  4. Step 4: Simplify right side
    53,925.39x = 1,670,284,852.39
  5. Step 5: Solve for x
    x = 1,670,284,852.39/53,925.39
  6. Step 6: Final answer
    x = 30,974.00

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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.