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Finding the Fourth Proportional to 50,873.74, 70,210.20 and 29,652.55

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Solution

The fourth proportional to 50,873.74, 70,210.20 and 29,652.55 is: 40,923.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,873.74 : 70,210.20 = 29,652.55 : x
  2. Step 2: Convert to fraction form
    50,873.74/70,210.20 = 29,652.55/x
  3. Step 3: Cross multiply
    50,873.74x = 70,210.20 × 29,652.55
  4. Step 4: Simplify right side
    50,873.74x = 2,081,911,466.01
  5. Step 5: Solve for x
    x = 2,081,911,466.01/50,873.74
  6. Step 6: Final answer
    x = 40,923.11

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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.