Home / 50,812.88-70,104.48-29,587.64

Finding the Fourth Proportional to 50,812.88, 70,104.48 and 29,587.64

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Solution

The fourth proportional to 50,812.88, 70,104.48 and 29,587.64 is: 40,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,812.88 : 70,104.48 = 29,587.64 : x
  2. Step 2: Convert to fraction form
    50,812.88/70,104.48 = 29,587.64/x
  3. Step 3: Cross multiply
    50,812.88x = 70,104.48 × 29,587.64
  4. Step 4: Simplify right side
    50,812.88x = 2,074,226,116.63
  5. Step 5: Solve for x
    x = 2,074,226,116.63/50,812.88
  6. Step 6: Final answer
    x = 40,820.87

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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.