Home / 37,182.73-51,312.55-20,187.13

Finding the Fourth Proportional to 37,182.73, 51,312.55 and 20,187.13

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Solution

The fourth proportional to 37,182.73, 51,312.55 and 20,187.13 is: 27,858.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,182.73 : 51,312.55 = 20,187.13 : x
  2. Step 2: Convert to fraction form
    37,182.73/51,312.55 = 20,187.13/x
  3. Step 3: Cross multiply
    37,182.73x = 51,312.55 × 20,187.13
  4. Step 4: Simplify right side
    37,182.73x = 1,035,853,117.48
  5. Step 5: Solve for x
    x = 1,035,853,117.48/37,182.73
  6. Step 6: Final answer
    x = 27,858.45

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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.