Home / 53,686.45-80,530.49-16,246.90

Finding the Fourth Proportional to 53,686.45, 80,530.49 and 16,246.90

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Solution

The fourth proportional to 53,686.45, 80,530.49 and 16,246.90 is: 24,370.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,686.45 : 80,530.49 = 16,246.90 : x
  2. Step 2: Convert to fraction form
    53,686.45/80,530.49 = 16,246.90/x
  3. Step 3: Cross multiply
    53,686.45x = 80,530.49 × 16,246.90
  4. Step 4: Simplify right side
    53,686.45x = 1,308,370,817.98
  5. Step 5: Solve for x
    x = 1,308,370,817.98/53,686.45
  6. Step 6: Final answer
    x = 24,370.60

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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.