Home / 48,681.14-67,180.19-28,538.33

Finding the Fourth Proportional to 48,681.14, 67,180.19 and 28,538.33

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Solution

The fourth proportional to 48,681.14, 67,180.19 and 28,538.33 is: 39,383.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,681.14 : 67,180.19 = 28,538.33 : x
  2. Step 2: Convert to fraction form
    48,681.14/67,180.19 = 28,538.33/x
  3. Step 3: Cross multiply
    48,681.14x = 67,180.19 × 28,538.33
  4. Step 4: Simplify right side
    48,681.14x = 1,917,209,953.09
  5. Step 5: Solve for x
    x = 1,917,209,953.09/48,681.14
  6. Step 6: Final answer
    x = 39,383.02

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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.