Home / 96,653.88-133,440.66-63,178.20

Finding the Fourth Proportional to 96,653.88, 133,440.66 and 63,178.20

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Solution

The fourth proportional to 96,653.88, 133,440.66 and 63,178.20 is: 87,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,653.88 : 133,440.66 = 63,178.20 : x
  2. Step 2: Convert to fraction form
    96,653.88/133,440.66 = 63,178.20/x
  3. Step 3: Cross multiply
    96,653.88x = 133,440.66 × 63,178.20
  4. Step 4: Simplify right side
    96,653.88x = 8,430,540,705.61
  5. Step 5: Solve for x
    x = 8,430,540,705.61/96,653.88
  6. Step 6: Final answer
    x = 87,224.03

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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.