Home / 84,691.22-116,580.53-73,200.89

Finding the Fourth Proportional to 84,691.22, 116,580.53 and 73,200.89

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Solution

The fourth proportional to 84,691.22, 116,580.53 and 73,200.89 is: 100,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,691.22 : 116,580.53 = 73,200.89 : x
  2. Step 2: Convert to fraction form
    84,691.22/116,580.53 = 73,200.89/x
  3. Step 3: Cross multiply
    84,691.22x = 116,580.53 × 73,200.89
  4. Step 4: Simplify right side
    84,691.22x = 8,533,797,603.76
  5. Step 5: Solve for x
    x = 8,533,797,603.76/84,691.22
  6. Step 6: Final answer
    x = 100,763.67

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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.