Home / 37,205.16-51,349.14-28,719.60

Finding the Fourth Proportional to 37,205.16, 51,349.14 and 28,719.60

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Solution

The fourth proportional to 37,205.16, 51,349.14 and 28,719.60 is: 39,637.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,205.16 : 51,349.14 = 28,719.60 : x
  2. Step 2: Convert to fraction form
    37,205.16/51,349.14 = 28,719.60/x
  3. Step 3: Cross multiply
    37,205.16x = 51,349.14 × 28,719.60
  4. Step 4: Simplify right side
    37,205.16x = 1,474,726,761.14
  5. Step 5: Solve for x
    x = 1,474,726,761.14/37,205.16
  6. Step 6: Final answer
    x = 39,637.69

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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.