Home / 65,094.12-89,829.90-36,799.56

Finding the Fourth Proportional to 65,094.12, 89,829.90 and 36,799.56

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Solution

The fourth proportional to 65,094.12, 89,829.90 and 36,799.56 is: 50,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,094.12 : 89,829.90 = 36,799.56 : x
  2. Step 2: Convert to fraction form
    65,094.12/89,829.90 = 36,799.56/x
  3. Step 3: Cross multiply
    65,094.12x = 89,829.90 × 36,799.56
  4. Step 4: Simplify right side
    65,094.12x = 3,305,700,794.84
  5. Step 5: Solve for x
    x = 3,305,700,794.84/65,094.12
  6. Step 6: Final answer
    x = 50,783.40

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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.