Home / 12,106.38-18,152.53-4,702.17

Finding the Fourth Proportional to 12,106.38, 18,152.53 and 4,702.17

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Solution

The fourth proportional to 12,106.38, 18,152.53 and 4,702.17 is: 7,050.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106.38 : 18,152.53 = 4,702.17 : x
  2. Step 2: Convert to fraction form
    12,106.38/18,152.53 = 4,702.17/x
  3. Step 3: Cross multiply
    12,106.38x = 18,152.53 × 4,702.17
  4. Step 4: Simplify right side
    12,106.38x = 85,356,281.99
  5. Step 5: Solve for x
    x = 85,356,281.99/12,106.38
  6. Step 6: Final answer
    x = 7,050.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.