Home / 37,047.59-51,126.08-21,132.98

Finding the Fourth Proportional to 37,047.59, 51,126.08 and 21,132.98

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Solution

The fourth proportional to 37,047.59, 51,126.08 and 21,132.98 is: 29,163.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,047.59 : 51,126.08 = 21,132.98 : x
  2. Step 2: Convert to fraction form
    37,047.59/51,126.08 = 21,132.98/x
  3. Step 3: Cross multiply
    37,047.59x = 51,126.08 × 21,132.98
  4. Step 4: Simplify right side
    37,047.59x = 1,080,446,064.82
  5. Step 5: Solve for x
    x = 1,080,446,064.82/37,047.59
  6. Step 6: Final answer
    x = 29,163.74

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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.