Home / 94,533.80-141,627.90-76,908.20

Finding the Fourth Proportional to 94,533.80, 141,627.90 and 76,908.20

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Solution

The fourth proportional to 94,533.80, 141,627.90 and 76,908.20 is: 115,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,533.80 : 141,627.90 = 76,908.20 : x
  2. Step 2: Convert to fraction form
    94,533.80/141,627.90 = 76,908.20/x
  3. Step 3: Cross multiply
    94,533.80x = 141,627.90 × 76,908.20
  4. Step 4: Simplify right side
    94,533.80x = 10,892,346,858.78
  5. Step 5: Solve for x
    x = 10,892,346,858.78/94,533.80
  6. Step 6: Final answer
    x = 115,221.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.