Home / 96,677.40-133,411.68-54,236.64

Finding the Fourth Proportional to 96,677.40, 133,411.68 and 54,236.64

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Solution

The fourth proportional to 96,677.40, 133,411.68 and 54,236.64 is: 74,844.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,677.40 : 133,411.68 = 54,236.64 : x
  2. Step 2: Convert to fraction form
    96,677.40/133,411.68 = 54,236.64/x
  3. Step 3: Cross multiply
    96,677.40x = 133,411.68 × 54,236.64
  4. Step 4: Simplify right side
    96,677.40x = 7,235,801,259.96
  5. Step 5: Solve for x
    x = 7,235,801,259.96/96,677.40
  6. Step 6: Final answer
    x = 74,844.81

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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.