Home / 56,084.10-84,126.18-16,640.86

Finding the Fourth Proportional to 56,084.10, 84,126.18 and 16,640.86

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Solution

The fourth proportional to 56,084.10, 84,126.18 and 16,640.86 is: 24,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,084.10 : 84,126.18 = 16,640.86 : x
  2. Step 2: Convert to fraction form
    56,084.10/84,126.18 = 16,640.86/x
  3. Step 3: Cross multiply
    56,084.10x = 84,126.18 × 16,640.86
  4. Step 4: Simplify right side
    56,084.10x = 1,399,931,899.93
  5. Step 5: Solve for x
    x = 1,399,931,899.93/56,084.10
  6. Step 6: Final answer
    x = 24,961.30

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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.