Home / 50,861.02-70,191.74-28,202.10

Finding the Fourth Proportional to 50,861.02, 70,191.74 and 28,202.10

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Solution

The fourth proportional to 50,861.02, 70,191.74 and 28,202.10 is: 38,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,861.02 : 70,191.74 = 28,202.10 : x
  2. Step 2: Convert to fraction form
    50,861.02/70,191.74 = 28,202.10/x
  3. Step 3: Cross multiply
    50,861.02x = 70,191.74 × 28,202.10
  4. Step 4: Simplify right side
    50,861.02x = 1,979,554,514.13
  5. Step 5: Solve for x
    x = 1,979,554,514.13/50,861.02
  6. Step 6: Final answer
    x = 38,920.86

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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.