Home / 37,077.51-51,164.13-21,159.81

Finding the Fourth Proportional to 37,077.51, 51,164.13 and 21,159.81

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Solution

The fourth proportional to 37,077.51, 51,164.13 and 21,159.81 is: 29,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,077.51 : 51,164.13 = 21,159.81 : x
  2. Step 2: Convert to fraction form
    37,077.51/51,164.13 = 21,159.81/x
  3. Step 3: Cross multiply
    37,077.51x = 51,164.13 × 21,159.81
  4. Step 4: Simplify right side
    37,077.51x = 1,082,623,269.62
  5. Step 5: Solve for x
    x = 1,082,623,269.62/37,077.51
  6. Step 6: Final answer
    x = 29,198.92

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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.