Home / 65,557.09-90,467.94-37,260.91

Finding the Fourth Proportional to 65,557.09, 90,467.94 and 37,260.91

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Solution

The fourth proportional to 65,557.09, 90,467.94 and 37,260.91 is: 51,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,557.09 : 90,467.94 = 37,260.91 : x
  2. Step 2: Convert to fraction form
    65,557.09/90,467.94 = 37,260.91/x
  3. Step 3: Cross multiply
    65,557.09x = 90,467.94 × 37,260.91
  4. Step 4: Simplify right side
    65,557.09x = 3,370,917,770.23
  5. Step 5: Solve for x
    x = 3,370,917,770.23/65,557.09
  6. Step 6: Final answer
    x = 51,419.58

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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.