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Finding the Fourth Proportional to 174,605.80, 261,927.90 and 63,821.80

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Solution

The fourth proportional to 174,605.80, 261,927.90 and 63,821.80 is: 95,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,605.80 : 261,927.90 = 63,821.80 : x
  2. Step 2: Convert to fraction form
    174,605.80/261,927.90 = 63,821.80/x
  3. Step 3: Cross multiply
    174,605.80x = 261,927.90 × 63,821.80
  4. Step 4: Simplify right side
    174,605.80x = 16,716,710,048.22
  5. Step 5: Solve for x
    x = 16,716,710,048.22/174,605.80
  6. Step 6: Final answer
    x = 95,739.72

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1.5x scale

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.