Home / 156,450.14-234,682.50-45,642.14

Finding the Fourth Proportional to 156,450.14, 234,682.50 and 45,642.14

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Solution

The fourth proportional to 156,450.14, 234,682.50 and 45,642.14 is: 68,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,450.14 : 234,682.50 = 45,642.14 : x
  2. Step 2: Convert to fraction form
    156,450.14/234,682.50 = 45,642.14/x
  3. Step 3: Cross multiply
    156,450.14x = 234,682.50 × 45,642.14
  4. Step 4: Simplify right side
    156,450.14x = 10,711,411,520.55
  5. Step 5: Solve for x
    x = 10,711,411,520.55/156,450.14
  6. Step 6: Final answer
    x = 68,465.34

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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.