Home / 74,702.04-103,089.08-41,168.04

Finding the Fourth Proportional to 74,702.04, 103,089.08 and 41,168.04

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Solution

The fourth proportional to 74,702.04, 103,089.08 and 41,168.04 is: 56,812.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,702.04 : 103,089.08 = 41,168.04 : x
  2. Step 2: Convert to fraction form
    74,702.04/103,089.08 = 41,168.04/x
  3. Step 3: Cross multiply
    74,702.04x = 103,089.08 × 41,168.04
  4. Step 4: Simplify right side
    74,702.04x = 4,243,975,369.00
  5. Step 5: Solve for x
    x = 4,243,975,369.00/74,702.04
  6. Step 6: Final answer
    x = 56,812.04

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Why These Related Problems?

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