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Finding the Fourth Proportional to 116,359.60, 174,625.80 and 46,289.20

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Solution

The fourth proportional to 116,359.60, 174,625.80 and 46,289.20 is: 69,468.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,359.60 : 174,625.80 = 46,289.20 : x
  2. Step 2: Convert to fraction form
    116,359.60/174,625.80 = 46,289.20/x
  3. Step 3: Cross multiply
    116,359.60x = 174,625.80 × 46,289.20
  4. Step 4: Simplify right side
    116,359.60x = 8,083,288,581.36
  5. Step 5: Solve for x
    x = 8,083,288,581.36/116,359.60
  6. Step 6: Final answer
    x = 69,468.17

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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.