Home / 37,454.30-56,164.53-19,920.38

Finding the Fourth Proportional to 37,454.30, 56,164.53 and 19,920.38

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Solution

The fourth proportional to 37,454.30, 56,164.53 and 19,920.38 is: 29,871.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,454.30 : 56,164.53 = 19,920.38 : x
  2. Step 2: Convert to fraction form
    37,454.30/56,164.53 = 19,920.38/x
  3. Step 3: Cross multiply
    37,454.30x = 56,164.53 × 19,920.38
  4. Step 4: Simplify right side
    37,454.30x = 1,118,818,780.12
  5. Step 5: Solve for x
    x = 1,118,818,780.12/37,454.30
  6. Step 6: Final answer
    x = 29,871.57

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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.