Home / 237,400.80-356,145.12-75,336

Finding the Fourth Proportional to 237,400.80, 356,145.12 and 75,336

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Solution

The fourth proportional to 237,400.80, 356,145.12 and 75,336 is: 113,017.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,400.80 : 356,145.12 = 75,336 : x
  2. Step 2: Convert to fraction form
    237,400.80/356,145.12 = 75,336/x
  3. Step 3: Cross multiply
    237,400.80x = 356,145.12 × 75,336
  4. Step 4: Simplify right side
    237,400.80x = 26,830,548,760.32
  5. Step 5: Solve for x
    x = 26,830,548,760.32/237,400.80
  6. Step 6: Final answer
    x = 113,017.94

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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.