Home / 37,854.08-52,238.96-21,087.36

Finding the Fourth Proportional to 37,854.08, 52,238.96 and 21,087.36

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Solution

The fourth proportional to 37,854.08, 52,238.96 and 21,087.36 is: 29,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,854.08 : 52,238.96 = 21,087.36 : x
  2. Step 2: Convert to fraction form
    37,854.08/52,238.96 = 21,087.36/x
  3. Step 3: Cross multiply
    37,854.08x = 52,238.96 × 21,087.36
  4. Step 4: Simplify right side
    37,854.08x = 1,101,581,755.55
  5. Step 5: Solve for x
    x = 1,101,581,755.55/37,854.08
  6. Step 6: Final answer
    x = 29,100.74

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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.