Home / 53,674.45-80,513.49-14,235.55

Finding the Fourth Proportional to 53,674.45, 80,513.49 and 14,235.55

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Solution

The fourth proportional to 53,674.45, 80,513.49 and 14,235.55 is: 21,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,674.45 : 80,513.49 = 14,235.55 : x
  2. Step 2: Convert to fraction form
    53,674.45/80,513.49 = 14,235.55/x
  3. Step 3: Cross multiply
    53,674.45x = 80,513.49 × 14,235.55
  4. Step 4: Simplify right side
    53,674.45x = 1,146,153,664.67
  5. Step 5: Solve for x
    x = 1,146,153,664.67/53,674.45
  6. Step 6: Final answer
    x = 21,353.80

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1.5x scale

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.