Home / 37,135.12-55,702.56-9,433.12

Finding the Fourth Proportional to 37,135.12, 55,702.56 and 9,433.12

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Solution

The fourth proportional to 37,135.12, 55,702.56 and 9,433.12 is: 14,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,135.12 : 55,702.56 = 9,433.12 : x
  2. Step 2: Convert to fraction form
    37,135.12/55,702.56 = 9,433.12/x
  3. Step 3: Cross multiply
    37,135.12x = 55,702.56 × 9,433.12
  4. Step 4: Simplify right side
    37,135.12x = 525,448,932.79
  5. Step 5: Solve for x
    x = 525,448,932.79/37,135.12
  6. Step 6: Final answer
    x = 14,149.65

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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.