Home / 118,961.04-178,449.77-34,721.90

Finding the Fourth Proportional to 118,961.04, 178,449.77 and 34,721.90

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Solution

The fourth proportional to 118,961.04, 178,449.77 and 34,721.90 is: 52,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,961.04 : 178,449.77 = 34,721.90 : x
  2. Step 2: Convert to fraction form
    118,961.04/178,449.77 = 34,721.90/x
  3. Step 3: Cross multiply
    118,961.04x = 178,449.77 × 34,721.90
  4. Step 4: Simplify right side
    118,961.04x = 6,196,115,068.96
  5. Step 5: Solve for x
    x = 6,196,115,068.96/118,961.04
  6. Step 6: Final answer
    x = 52,085.25

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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.