Home / 96,615.76-133,327.68-54,173.36

Finding the Fourth Proportional to 96,615.76, 133,327.68 and 54,173.36

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Solution

The fourth proportional to 96,615.76, 133,327.68 and 54,173.36 is: 74,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,615.76 : 133,327.68 = 54,173.36 : x
  2. Step 2: Convert to fraction form
    96,615.76/133,327.68 = 54,173.36/x
  3. Step 3: Cross multiply
    96,615.76x = 133,327.68 × 54,173.36
  4. Step 4: Simplify right side
    96,615.76x = 7,222,808,406.60
  5. Step 5: Solve for x
    x = 7,222,808,406.60/96,615.76
  6. Step 6: Final answer
    x = 74,758.08

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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.