Home / 37,187.73-51,319.45-20,192.13

Finding the Fourth Proportional to 37,187.73, 51,319.45 and 20,192.13

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Solution

The fourth proportional to 37,187.73, 51,319.45 and 20,192.13 is: 27,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,187.73 : 51,319.45 = 20,192.13 : x
  2. Step 2: Convert to fraction form
    37,187.73/51,319.45 = 20,192.13/x
  3. Step 3: Cross multiply
    37,187.73x = 51,319.45 × 20,192.13
  4. Step 4: Simplify right side
    37,187.73x = 1,036,249,005.93
  5. Step 5: Solve for x
    x = 1,036,249,005.93/37,187.73
  6. Step 6: Final answer
    x = 27,865.35

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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.