Home / 35,950.20-53,925.30-30,247.80

Finding the Fourth Proportional to 35,950.20, 53,925.30 and 30,247.80

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Solution

The fourth proportional to 35,950.20, 53,925.30 and 30,247.80 is: 45,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,950.20 : 53,925.30 = 30,247.80 : x
  2. Step 2: Convert to fraction form
    35,950.20/53,925.30 = 30,247.80/x
  3. Step 3: Cross multiply
    35,950.20x = 53,925.30 × 30,247.80
  4. Step 4: Simplify right side
    35,950.20x = 1,631,121,689.34
  5. Step 5: Solve for x
    x = 1,631,121,689.34/35,950.20
  6. Step 6: Final answer
    x = 45,371.70

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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.