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Finding the Fourth Proportional to 155,563.50, 233,379.82 and 57,067.50

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Solution

The fourth proportional to 155,563.50, 233,379.82 and 57,067.50 is: 85,613.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,563.50 : 233,379.82 = 57,067.50 : x
  2. Step 2: Convert to fraction form
    155,563.50/233,379.82 = 57,067.50/x
  3. Step 3: Cross multiply
    155,563.50x = 233,379.82 × 57,067.50
  4. Step 4: Simplify right side
    155,563.50x = 13,318,402,877.85
  5. Step 5: Solve for x
    x = 13,318,402,877.85/155,563.50
  6. Step 6: Final answer
    x = 85,613.93

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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.