Home / 251,723.29-377,584.48-74,354.86

Finding the Fourth Proportional to 251,723.29, 377,584.48 and 74,354.86

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Solution

The fourth proportional to 251,723.29, 377,584.48 and 74,354.86 is: 111,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,723.29 : 377,584.48 = 74,354.86 : x
  2. Step 2: Convert to fraction form
    251,723.29/377,584.48 = 74,354.86/x
  3. Step 3: Cross multiply
    251,723.29x = 377,584.48 × 74,354.86
  4. Step 4: Simplify right side
    251,723.29x = 28,075,240,018.72
  5. Step 5: Solve for x
    x = 28,075,240,018.72/251,723.29
  6. Step 6: Final answer
    x = 111,532.15

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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.