Home / 96,642.16-133,365.88-54,201.60

Finding the Fourth Proportional to 96,642.16, 133,365.88 and 54,201.60

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Solution

The fourth proportional to 96,642.16, 133,365.88 and 54,201.60 is: 74,798.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,642.16 : 133,365.88 = 54,201.60 : x
  2. Step 2: Convert to fraction form
    96,642.16/133,365.88 = 54,201.60/x
  3. Step 3: Cross multiply
    96,642.16x = 133,365.88 × 54,201.60
  4. Step 4: Simplify right side
    96,642.16x = 7,228,644,081.41
  5. Step 5: Solve for x
    x = 7,228,644,081.41/96,642.16
  6. Step 6: Final answer
    x = 74,798.04

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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.