Home / 93,863.40-129,524.04-51,421.56

Finding the Fourth Proportional to 93,863.40, 129,524.04 and 51,421.56

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Solution

The fourth proportional to 93,863.40, 129,524.04 and 51,421.56 is: 70,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,863.40 : 129,524.04 = 51,421.56 : x
  2. Step 2: Convert to fraction form
    93,863.40/129,524.04 = 51,421.56/x
  3. Step 3: Cross multiply
    93,863.40x = 129,524.04 × 51,421.56
  4. Step 4: Simplify right side
    93,863.40x = 6,660,328,194.30
  5. Step 5: Solve for x
    x = 6,660,328,194.30/93,863.40
  6. Step 6: Final answer
    x = 70,957.67

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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.