Home / 53,538.50-80,307.78-16,602.50

Finding the Fourth Proportional to 53,538.50, 80,307.78 and 16,602.50

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Solution

The fourth proportional to 53,538.50, 80,307.78 and 16,602.50 is: 24,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,538.50 : 80,307.78 = 16,602.50 : x
  2. Step 2: Convert to fraction form
    53,538.50/80,307.78 = 16,602.50/x
  3. Step 3: Cross multiply
    53,538.50x = 80,307.78 × 16,602.50
  4. Step 4: Simplify right side
    53,538.50x = 1,333,309,917.45
  5. Step 5: Solve for x
    x = 1,333,309,917.45/53,538.50
  6. Step 6: Final answer
    x = 24,903.76

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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.