Home / 78,999.04-118,420.08-32,285.44

Finding the Fourth Proportional to 78,999.04, 118,420.08 and 32,285.44

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Solution

The fourth proportional to 78,999.04, 118,420.08 and 32,285.44 is: 48,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,999.04 : 118,420.08 = 32,285.44 : x
  2. Step 2: Convert to fraction form
    78,999.04/118,420.08 = 32,285.44/x
  3. Step 3: Cross multiply
    78,999.04x = 118,420.08 × 32,285.44
  4. Step 4: Simplify right side
    78,999.04x = 3,823,244,387.64
  5. Step 5: Solve for x
    x = 3,823,244,387.64/78,999.04
  6. Step 6: Final answer
    x = 48,396.09

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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.