Home / 37,073.80-51,164.22-20,945.08

Finding the Fourth Proportional to 37,073.80, 51,164.22 and 20,945.08

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Solution

The fourth proportional to 37,073.80, 51,164.22 and 20,945.08 is: 28,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,073.80 : 51,164.22 = 20,945.08 : x
  2. Step 2: Convert to fraction form
    37,073.80/51,164.22 = 20,945.08/x
  3. Step 3: Cross multiply
    37,073.80x = 51,164.22 × 20,945.08
  4. Step 4: Simplify right side
    37,073.80x = 1,071,638,681.04
  5. Step 5: Solve for x
    x = 1,071,638,681.04/37,073.80
  6. Step 6: Final answer
    x = 28,905.55

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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.