Home / 96,897.25-133,783.44-86,656.46

Finding the Fourth Proportional to 96,897.25, 133,783.44 and 86,656.46

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Solution

The fourth proportional to 96,897.25, 133,783.44 and 86,656.46 is: 119,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,897.25 : 133,783.44 = 86,656.46 : x
  2. Step 2: Convert to fraction form
    96,897.25/133,783.44 = 86,656.46/x
  3. Step 3: Cross multiply
    96,897.25x = 133,783.44 × 86,656.46
  4. Step 4: Simplify right side
    96,897.25x = 11,593,198,883.74
  5. Step 5: Solve for x
    x = 11,593,198,883.74/96,897.25
  6. Step 6: Final answer
    x = 119,644.26

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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.