Home / 53,213.45-73,434.86-29,339.70

Finding the Fourth Proportional to 53,213.45, 73,434.86 and 29,339.70

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Solution

The fourth proportional to 53,213.45, 73,434.86 and 29,339.70 is: 40,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,213.45 : 73,434.86 = 29,339.70 : x
  2. Step 2: Convert to fraction form
    53,213.45/73,434.86 = 29,339.70/x
  3. Step 3: Cross multiply
    53,213.45x = 73,434.86 × 29,339.70
  4. Step 4: Simplify right side
    53,213.45x = 2,154,556,615.24
  5. Step 5: Solve for x
    x = 2,154,556,615.24/53,213.45
  6. Step 6: Final answer
    x = 40,488.95

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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.