Home / 90,937.89-125,494.54-52,704.86

Finding the Fourth Proportional to 90,937.89, 125,494.54 and 52,704.86

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Solution

The fourth proportional to 90,937.89, 125,494.54 and 52,704.86 is: 72,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,937.89 : 125,494.54 = 52,704.86 : x
  2. Step 2: Convert to fraction form
    90,937.89/125,494.54 = 52,704.86/x
  3. Step 3: Cross multiply
    90,937.89x = 125,494.54 × 52,704.86
  4. Step 4: Simplify right side
    90,937.89x = 6,614,171,402.23
  5. Step 5: Solve for x
    x = 6,614,171,402.23/90,937.89
  6. Step 6: Final answer
    x = 72,732.84

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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.