Home / 273,849.76-377,909.40-153,002.80

Finding the Fourth Proportional to 273,849.76, 377,909.40 and 153,002.80

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Solution

The fourth proportional to 273,849.76, 377,909.40 and 153,002.80 is: 211,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,849.76 : 377,909.40 = 153,002.80 : x
  2. Step 2: Convert to fraction form
    273,849.76/377,909.40 = 153,002.80/x
  3. Step 3: Cross multiply
    273,849.76x = 377,909.40 × 153,002.80
  4. Step 4: Simplify right side
    273,849.76x = 57,821,196,346.32
  5. Step 5: Solve for x
    x = 57,821,196,346.32/273,849.76
  6. Step 6: Final answer
    x = 211,142.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.