Home / 65,573.43-90,497.30-37,279.05

Finding the Fourth Proportional to 65,573.43, 90,497.30 and 37,279.05

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Solution

The fourth proportional to 65,573.43, 90,497.30 and 37,279.05 is: 51,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,573.43 : 90,497.30 = 37,279.05 : x
  2. Step 2: Convert to fraction form
    65,573.43/90,497.30 = 37,279.05/x
  3. Step 3: Cross multiply
    65,573.43x = 90,497.30 × 37,279.05
  4. Step 4: Simplify right side
    65,573.43x = 3,373,653,185.17
  5. Step 5: Solve for x
    x = 3,373,653,185.17/65,573.43
  6. Step 6: Final answer
    x = 51,448.48

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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.