Home / 96,640.53-133,333.67-55,799.32

Finding the Fourth Proportional to 96,640.53, 133,333.67 and 55,799.32

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Solution

The fourth proportional to 96,640.53, 133,333.67 and 55,799.32 is: 76,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,640.53 : 133,333.67 = 55,799.32 : x
  2. Step 2: Convert to fraction form
    96,640.53/133,333.67 = 55,799.32/x
  3. Step 3: Cross multiply
    96,640.53x = 133,333.67 × 55,799.32
  4. Step 4: Simplify right side
    96,640.53x = 7,439,927,173.44
  5. Step 5: Solve for x
    x = 7,439,927,173.44/96,640.53
  6. Step 6: Final answer
    x = 76,985.58

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1.5x scale

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.