Home / 53,957.40-80,945.36-16,516.55

Finding the Fourth Proportional to 53,957.40, 80,945.36 and 16,516.55

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Solution

The fourth proportional to 53,957.40, 80,945.36 and 16,516.55 is: 24,777.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,957.40 : 80,945.36 = 16,516.55 : x
  2. Step 2: Convert to fraction form
    53,957.40/80,945.36 = 16,516.55/x
  3. Step 3: Cross multiply
    53,957.40x = 80,945.36 × 16,516.55
  4. Step 4: Simplify right side
    53,957.40x = 1,336,937,598.40
  5. Step 5: Solve for x
    x = 1,336,937,598.40/53,957.40
  6. Step 6: Final answer
    x = 24,777.65

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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.