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Finding the Fourth Proportional to 116,532.80, 174,842.40 and 46,462.40

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Solution

The fourth proportional to 116,532.80, 174,842.40 and 46,462.40 is: 69,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,532.80 : 174,842.40 = 46,462.40 : x
  2. Step 2: Convert to fraction form
    116,532.80/174,842.40 = 46,462.40/x
  3. Step 3: Cross multiply
    116,532.80x = 174,842.40 × 46,462.40
  4. Step 4: Simplify right side
    116,532.80x = 8,123,597,525.76
  5. Step 5: Solve for x
    x = 8,123,597,525.76/116,532.80
  6. Step 6: Final answer
    x = 69,710.82

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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.