Home / 69,717.61-96,204.83-39,507.67

Finding the Fourth Proportional to 69,717.61, 96,204.83 and 39,507.67

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Solution

The fourth proportional to 69,717.61, 96,204.83 and 39,507.67 is: 54,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,717.61 : 96,204.83 = 39,507.67 : x
  2. Step 2: Convert to fraction form
    69,717.61/96,204.83 = 39,507.67/x
  3. Step 3: Cross multiply
    69,717.61x = 96,204.83 × 39,507.67
  4. Step 4: Simplify right side
    69,717.61x = 3,800,828,279.84
  5. Step 5: Solve for x
    x = 3,800,828,279.84/69,717.61
  6. Step 6: Final answer
    x = 54,517.48

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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.