Home / 53,893.24-74,378.53-29,696.70

Finding the Fourth Proportional to 53,893.24, 74,378.53 and 29,696.70

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Solution

The fourth proportional to 53,893.24, 74,378.53 and 29,696.70 is: 40,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,893.24 : 74,378.53 = 29,696.70 : x
  2. Step 2: Convert to fraction form
    53,893.24/74,378.53 = 29,696.70/x
  3. Step 3: Cross multiply
    53,893.24x = 74,378.53 × 29,696.70
  4. Step 4: Simplify right side
    53,893.24x = 2,208,797,207.89
  5. Step 5: Solve for x
    x = 2,208,797,207.89/53,893.24
  6. Step 6: Final answer
    x = 40,984.68

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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.