Home / 90,118.62-124,344.45-52,372.62

Finding the Fourth Proportional to 90,118.62, 124,344.45 and 52,372.62

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Solution

The fourth proportional to 90,118.62, 124,344.45 and 52,372.62 is: 72,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,118.62 : 124,344.45 = 52,372.62 : x
  2. Step 2: Convert to fraction form
    90,118.62/124,344.45 = 52,372.62/x
  3. Step 3: Cross multiply
    90,118.62x = 124,344.45 × 52,372.62
  4. Step 4: Simplify right side
    90,118.62x = 6,512,244,628.96
  5. Step 5: Solve for x
    x = 6,512,244,628.96/90,118.62
  6. Step 6: Final answer
    x = 72,263.03

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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.