Home / 50,986.63-70,356.45-29,778.25

Finding the Fourth Proportional to 50,986.63, 70,356.45 and 29,778.25

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Solution

The fourth proportional to 50,986.63, 70,356.45 and 29,778.25 is: 41,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.63 : 70,356.45 = 29,778.25 : x
  2. Step 2: Convert to fraction form
    50,986.63/70,356.45 = 29,778.25/x
  3. Step 3: Cross multiply
    50,986.63x = 70,356.45 × 29,778.25
  4. Step 4: Simplify right side
    50,986.63x = 2,095,091,957.21
  5. Step 5: Solve for x
    x = 2,095,091,957.21/50,986.63
  6. Step 6: Final answer
    x = 41,091.01

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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.