Home / 96,640.78-133,364.02-54,200.23

Finding the Fourth Proportional to 96,640.78, 133,364.02 and 54,200.23

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Solution

The fourth proportional to 96,640.78, 133,364.02 and 54,200.23 is: 74,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,640.78 : 133,364.02 = 54,200.23 : x
  2. Step 2: Convert to fraction form
    96,640.78/133,364.02 = 54,200.23/x
  3. Step 3: Cross multiply
    96,640.78x = 133,364.02 × 54,200.23
  4. Step 4: Simplify right side
    96,640.78x = 7,228,360,557.72
  5. Step 5: Solve for x
    x = 7,228,360,557.72/96,640.78
  6. Step 6: Final answer
    x = 74,796.17

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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.