Home / 102,308.21-141,192.42-62,023.67

Finding the Fourth Proportional to 102,308.21, 141,192.42 and 62,023.67

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Solution

The fourth proportional to 102,308.21, 141,192.42 and 62,023.67 is: 85,596.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,308.21 : 141,192.42 = 62,023.67 : x
  2. Step 2: Convert to fraction form
    102,308.21/141,192.42 = 62,023.67/x
  3. Step 3: Cross multiply
    102,308.21x = 141,192.42 × 62,023.67
  4. Step 4: Simplify right side
    102,308.21x = 8,757,272,064.58
  5. Step 5: Solve for x
    x = 8,757,272,064.58/102,308.21
  6. Step 6: Final answer
    x = 85,596.96

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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.