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Finding the Fourth Proportional to 50,798.64, 70,095.48 and 29,581.68

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Solution

The fourth proportional to 50,798.64, 70,095.48 and 29,581.68 is: 40,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,798.64 : 70,095.48 = 29,581.68 : x
  2. Step 2: Convert to fraction form
    50,798.64/70,095.48 = 29,581.68/x
  3. Step 3: Cross multiply
    50,798.64x = 70,095.48 × 29,581.68
  4. Step 4: Simplify right side
    50,798.64x = 2,073,542,058.81
  5. Step 5: Solve for x
    x = 2,073,542,058.81/50,798.64
  6. Step 6: Final answer
    x = 40,818.85

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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.