Home / 216,928.35-325,340.06-83,723.67

Finding the Fourth Proportional to 216,928.35, 325,340.06 and 83,723.67

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Solution

The fourth proportional to 216,928.35, 325,340.06 and 83,723.67 is: 125,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,928.35 : 325,340.06 = 83,723.67 : x
  2. Step 2: Convert to fraction form
    216,928.35/325,340.06 = 83,723.67/x
  3. Step 3: Cross multiply
    216,928.35x = 325,340.06 × 83,723.67
  4. Step 4: Simplify right side
    216,928.35x = 27,238,663,402.60
  5. Step 5: Solve for x
    x = 27,238,663,402.60/216,928.35
  6. Step 6: Final answer
    x = 125,565.25

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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.