Home / 90,182.44-124,471.38-52,461.64

Finding the Fourth Proportional to 90,182.44, 124,471.38 and 52,461.64

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Solution

The fourth proportional to 90,182.44, 124,471.38 and 52,461.64 is: 72,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,182.44 : 124,471.38 = 52,461.64 : x
  2. Step 2: Convert to fraction form
    90,182.44/124,471.38 = 52,461.64/x
  3. Step 3: Cross multiply
    90,182.44x = 124,471.38 × 52,461.64
  4. Step 4: Simplify right side
    90,182.44x = 6,529,972,727.86
  5. Step 5: Solve for x
    x = 6,529,972,727.86/90,182.44
  6. Step 6: Final answer
    x = 72,408.47

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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.