Home / 53,639.02-80,436.93-16,187.50

Finding the Fourth Proportional to 53,639.02, 80,436.93 and 16,187.50

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Solution

The fourth proportional to 53,639.02, 80,436.93 and 16,187.50 is: 24,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.02 : 80,436.93 = 16,187.50 : x
  2. Step 2: Convert to fraction form
    53,639.02/80,436.93 = 16,187.50/x
  3. Step 3: Cross multiply
    53,639.02x = 80,436.93 × 16,187.50
  4. Step 4: Simplify right side
    53,639.02x = 1,302,072,804.38
  5. Step 5: Solve for x
    x = 1,302,072,804.38/53,639.02
  6. Step 6: Final answer
    x = 24,274.73

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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.