Home / 53,640.74-80,429.74-16,189.58

Finding the Fourth Proportional to 53,640.74, 80,429.74 and 16,189.58

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Solution

The fourth proportional to 53,640.74, 80,429.74 and 16,189.58 is: 24,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640.74 : 80,429.74 = 16,189.58 : x
  2. Step 2: Convert to fraction form
    53,640.74/80,429.74 = 16,189.58/x
  3. Step 3: Cross multiply
    53,640.74x = 80,429.74 × 16,189.58
  4. Step 4: Simplify right side
    53,640.74x = 1,302,123,710.11
  5. Step 5: Solve for x
    x = 1,302,123,710.11/53,640.74
  6. Step 6: Final answer
    x = 24,274.90

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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.