Home / 53,205.21-73,423.67-29,332.73

Finding the Fourth Proportional to 53,205.21, 73,423.67 and 29,332.73

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Solution

The fourth proportional to 53,205.21, 73,423.67 and 29,332.73 is: 40,479.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,205.21 : 73,423.67 = 29,332.73 : x
  2. Step 2: Convert to fraction form
    53,205.21/73,423.67 = 29,332.73/x
  3. Step 3: Cross multiply
    53,205.21x = 73,423.67 × 29,332.73
  4. Step 4: Simplify right side
    53,205.21x = 2,153,716,687.72
  5. Step 5: Solve for x
    x = 2,153,716,687.72/53,205.21
  6. Step 6: Final answer
    x = 40,479.43

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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.