Home / 49,420.50-74,122.90-16,140.29

Finding the Fourth Proportional to 49,420.50, 74,122.90 and 16,140.29

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Solution

The fourth proportional to 49,420.50, 74,122.90 and 16,140.29 is: 24,207.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.50 : 74,122.90 = 16,140.29 : x
  2. Step 2: Convert to fraction form
    49,420.50/74,122.90 = 16,140.29/x
  3. Step 3: Cross multiply
    49,420.50x = 74,122.90 × 16,140.29
  4. Step 4: Simplify right side
    49,420.50x = 1,196,364,899.15
  5. Step 5: Solve for x
    x = 1,196,364,899.15/49,420.50
  6. Step 6: Final answer
    x = 24,207.86

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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.