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Finding the Fourth Proportional to 116,632.94, 174,943.26 and 57,448.62

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Solution

The fourth proportional to 116,632.94, 174,943.26 and 57,448.62 is: 86,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,632.94 : 174,943.26 = 57,448.62 : x
  2. Step 2: Convert to fraction form
    116,632.94/174,943.26 = 57,448.62/x
  3. Step 3: Cross multiply
    116,632.94x = 174,943.26 × 57,448.62
  4. Step 4: Simplify right side
    116,632.94x = 10,050,248,130.91
  5. Step 5: Solve for x
    x = 10,050,248,130.91/116,632.94
  6. Step 6: Final answer
    x = 86,169.90

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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.