Home / 96,659.02-133,086.32-87,801.67

Finding the Fourth Proportional to 96,659.02, 133,086.32 and 87,801.67

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Solution

The fourth proportional to 96,659.02, 133,086.32 and 87,801.67 is: 120,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,659.02 : 133,086.32 = 87,801.67 : x
  2. Step 2: Convert to fraction form
    96,659.02/133,086.32 = 87,801.67/x
  3. Step 3: Cross multiply
    96,659.02x = 133,086.32 × 87,801.67
  4. Step 4: Simplify right side
    96,659.02x = 11,685,201,150.15
  5. Step 5: Solve for x
    x = 11,685,201,150.15/96,659.02
  6. Step 6: Final answer
    x = 120,890.95

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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.