Home / 53,643.74-80,434.24-16,192.58

Finding the Fourth Proportional to 53,643.74, 80,434.24 and 16,192.58

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Solution

The fourth proportional to 53,643.74, 80,434.24 and 16,192.58 is: 24,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,643.74 : 80,434.24 = 16,192.58 : x
  2. Step 2: Convert to fraction form
    53,643.74/80,434.24 = 16,192.58/x
  3. Step 3: Cross multiply
    53,643.74x = 80,434.24 × 16,192.58
  4. Step 4: Simplify right side
    53,643.74x = 1,302,437,865.94
  5. Step 5: Solve for x
    x = 1,302,437,865.94/53,643.74
  6. Step 6: Final answer
    x = 24,279.40

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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.