Home / 58,729.40-88,266.90-51,126.20

Finding the Fourth Proportional to 58,729.40, 88,266.90 and 51,126.20

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Solution

The fourth proportional to 58,729.40, 88,266.90 and 51,126.20 is: 76,839.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,729.40 : 88,266.90 = 51,126.20 : x
  2. Step 2: Convert to fraction form
    58,729.40/88,266.90 = 51,126.20/x
  3. Step 3: Cross multiply
    58,729.40x = 88,266.90 × 51,126.20
  4. Step 4: Simplify right side
    58,729.40x = 4,512,751,182.78
  5. Step 5: Solve for x
    x = 4,512,751,182.78/58,729.40
  6. Step 6: Final answer
    x = 76,839.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.