Home / 10,178.10-14,045.85-5,702.04

Finding the Fourth Proportional to 10,178.10, 14,045.85 and 5,702.04

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Solution

The fourth proportional to 10,178.10, 14,045.85 and 5,702.04 is: 7,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.10 : 14,045.85 = 5,702.04 : x
  2. Step 2: Convert to fraction form
    10,178.10/14,045.85 = 5,702.04/x
  3. Step 3: Cross multiply
    10,178.10x = 14,045.85 × 5,702.04
  4. Step 4: Simplify right side
    10,178.10x = 80,089,998.53
  5. Step 5: Solve for x
    x = 80,089,998.53/10,178.10
  6. Step 6: Final answer
    x = 7,868.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.