Home / 272,925.59-409,332-73,198.50

Finding the Fourth Proportional to 272,925.59, 409,332 and 73,198.50

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Solution

The fourth proportional to 272,925.59, 409,332 and 73,198.50 is: 109,782.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,925.59 : 409,332 = 73,198.50 : x
  2. Step 2: Convert to fraction form
    272,925.59/409,332 = 73,198.50/x
  3. Step 3: Cross multiply
    272,925.59x = 409,332 × 73,198.50
  4. Step 4: Simplify right side
    272,925.59x = 29,962,488,402
  5. Step 5: Solve for x
    x = 29,962,488,402/272,925.59
  6. Step 6: Final answer
    x = 109,782.63

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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.