Home / 50,315.06-75,365.12-38,335.70

Finding the Fourth Proportional to 50,315.06, 75,365.12 and 38,335.70

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Solution

The fourth proportional to 50,315.06, 75,365.12 and 38,335.70 is: 57,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315.06 : 75,365.12 = 38,335.70 : x
  2. Step 2: Convert to fraction form
    50,315.06/75,365.12 = 38,335.70/x
  3. Step 3: Cross multiply
    50,315.06x = 75,365.12 × 38,335.70
  4. Step 4: Simplify right side
    50,315.06x = 2,889,174,630.78
  5. Step 5: Solve for x
    x = 2,889,174,630.78/50,315.06
  6. Step 6: Final answer
    x = 57,421.67

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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.