Home / 80,160.30-120,214.53-58,024.62

Finding the Fourth Proportional to 80,160.30, 120,214.53 and 58,024.62

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Solution

The fourth proportional to 80,160.30, 120,214.53 and 58,024.62 is: 87,018.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,160.30 : 120,214.53 = 58,024.62 : x
  2. Step 2: Convert to fraction form
    80,160.30/120,214.53 = 58,024.62/x
  3. Step 3: Cross multiply
    80,160.30x = 120,214.53 × 58,024.62
  4. Step 4: Simplify right side
    80,160.30x = 6,975,402,421.73
  5. Step 5: Solve for x
    x = 6,975,402,421.73/80,160.30
  6. Step 6: Final answer
    x = 87,018.17

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1.5x scale

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.