Home / 56,310.90-84,455.55-16,869.30

Finding the Fourth Proportional to 56,310.90, 84,455.55 and 16,869.30

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Solution

The fourth proportional to 56,310.90, 84,455.55 and 16,869.30 is: 25,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,310.90 : 84,455.55 = 16,869.30 : x
  2. Step 2: Convert to fraction form
    56,310.90/84,455.55 = 16,869.30/x
  3. Step 3: Cross multiply
    56,310.90x = 84,455.55 × 16,869.30
  4. Step 4: Simplify right side
    56,310.90x = 1,424,706,009.62
  5. Step 5: Solve for x
    x = 1,424,706,009.62/56,310.90
  6. Step 6: Final answer
    x = 25,300.71

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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.