Home / 53,705.99-74,116.37-36,745.80

Finding the Fourth Proportional to 53,705.99, 74,116.37 and 36,745.80

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Solution

The fourth proportional to 53,705.99, 74,116.37 and 36,745.80 is: 50,710.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705.99 : 74,116.37 = 36,745.80 : x
  2. Step 2: Convert to fraction form
    53,705.99/74,116.37 = 36,745.80/x
  3. Step 3: Cross multiply
    53,705.99x = 74,116.37 × 36,745.80
  4. Step 4: Simplify right side
    53,705.99x = 2,723,465,125.02
  5. Step 5: Solve for x
    x = 2,723,465,125.02/53,705.99
  6. Step 6: Final answer
    x = 50,710.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.