Home / 411,742.73-617,544.03-112,153.23

Finding the Fourth Proportional to 411,742.73, 617,544.03 and 112,153.23

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Solution

The fourth proportional to 411,742.73, 617,544.03 and 112,153.23 is: 168,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,742.73 : 617,544.03 = 112,153.23 : x
  2. Step 2: Convert to fraction form
    411,742.73/617,544.03 = 112,153.23/x
  3. Step 3: Cross multiply
    411,742.73x = 617,544.03 × 112,153.23
  4. Step 4: Simplify right side
    411,742.73x = 69,259,558,842.84
  5. Step 5: Solve for x
    x = 69,259,558,842.84/411,742.73
  6. Step 6: Final answer
    x = 168,210.76

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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.