Home / 64,124.40-96,170.12-30,357.12

Finding the Fourth Proportional to 64,124.40, 96,170.12 and 30,357.12

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Solution

The fourth proportional to 64,124.40, 96,170.12 and 30,357.12 is: 45,527.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,124.40 : 96,170.12 = 30,357.12 : x
  2. Step 2: Convert to fraction form
    64,124.40/96,170.12 = 30,357.12/x
  3. Step 3: Cross multiply
    64,124.40x = 96,170.12 × 30,357.12
  4. Step 4: Simplify right side
    64,124.40x = 2,919,447,873.25
  5. Step 5: Solve for x
    x = 2,919,447,873.25/64,124.40
  6. Step 6: Final answer
    x = 45,527.88

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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.