Home / 118,265.07-163,205.11-67,277.67

Finding the Fourth Proportional to 118,265.07, 163,205.11 and 67,277.67

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Solution

The fourth proportional to 118,265.07, 163,205.11 and 67,277.67 is: 92,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,265.07 : 163,205.11 = 67,277.67 : x
  2. Step 2: Convert to fraction form
    118,265.07/163,205.11 = 67,277.67/x
  3. Step 3: Cross multiply
    118,265.07x = 163,205.11 × 67,277.67
  4. Step 4: Simplify right side
    118,265.07x = 10,980,059,532.89
  5. Step 5: Solve for x
    x = 10,980,059,532.89/118,265.07
  6. Step 6: Final answer
    x = 92,842.79

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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.