Home / 50,916.33-70,262.69-28,256.31

Finding the Fourth Proportional to 50,916.33, 70,262.69 and 28,256.31

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Solution

The fourth proportional to 50,916.33, 70,262.69 and 28,256.31 is: 38,992.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,916.33 : 70,262.69 = 28,256.31 : x
  2. Step 2: Convert to fraction form
    50,916.33/70,262.69 = 28,256.31/x
  3. Step 3: Cross multiply
    50,916.33x = 70,262.69 × 28,256.31
  4. Step 4: Simplify right side
    50,916.33x = 1,985,364,208.79
  5. Step 5: Solve for x
    x = 1,985,364,208.79/50,916.33
  6. Step 6: Final answer
    x = 38,992.68

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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.