Home / 78,997.04-118,417.08-32,283.44

Finding the Fourth Proportional to 78,997.04, 118,417.08 and 32,283.44

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Solution

The fourth proportional to 78,997.04, 118,417.08 and 32,283.44 is: 48,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,997.04 : 118,417.08 = 32,283.44 : x
  2. Step 2: Convert to fraction form
    78,997.04/118,417.08 = 32,283.44/x
  3. Step 3: Cross multiply
    78,997.04x = 118,417.08 × 32,283.44
  4. Step 4: Simplify right side
    78,997.04x = 3,822,910,697.16
  5. Step 5: Solve for x
    x = 3,822,910,697.16/78,997.04
  6. Step 6: Final answer
    x = 48,393.09

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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.