Home / 272,942.04-409,356.59-73,214.94

Finding the Fourth Proportional to 272,942.04, 409,356.59 and 73,214.94

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Solution

The fourth proportional to 272,942.04, 409,356.59 and 73,214.94 is: 109,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,942.04 : 409,356.59 = 73,214.94 : x
  2. Step 2: Convert to fraction form
    272,942.04/409,356.59 = 73,214.94/x
  3. Step 3: Cross multiply
    272,942.04x = 409,356.59 × 73,214.94
  4. Step 4: Simplify right side
    272,942.04x = 29,971,017,809.38
  5. Step 5: Solve for x
    x = 29,971,017,809.38/272,942.04
  6. Step 6: Final answer
    x = 109,807.26

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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.