Home / 56,485.28-77,953.38-32,612.96

Finding the Fourth Proportional to 56,485.28, 77,953.38 and 32,612.96

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Solution

The fourth proportional to 56,485.28, 77,953.38 and 32,612.96 is: 45,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,485.28 : 77,953.38 = 32,612.96 : x
  2. Step 2: Convert to fraction form
    56,485.28/77,953.38 = 32,612.96/x
  3. Step 3: Cross multiply
    56,485.28x = 77,953.38 × 32,612.96
  4. Step 4: Simplify right side
    56,485.28x = 2,542,290,463.80
  5. Step 5: Solve for x
    x = 2,542,290,463.80/56,485.28
  6. Step 6: Final answer
    x = 45,008.02

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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.