Home / 50,003.10-75,013.29-20,437.02

Finding the Fourth Proportional to 50,003.10, 75,013.29 and 20,437.02

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Solution

The fourth proportional to 50,003.10, 75,013.29 and 20,437.02 is: 30,659.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,003.10 : 75,013.29 = 20,437.02 : x
  2. Step 2: Convert to fraction form
    50,003.10/75,013.29 = 20,437.02/x
  3. Step 3: Cross multiply
    50,003.10x = 75,013.29 × 20,437.02
  4. Step 4: Simplify right side
    50,003.10x = 1,533,048,108.00
  5. Step 5: Solve for x
    x = 1,533,048,108.00/50,003.10
  6. Step 6: Final answer
    x = 30,659.06

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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.