Home / 70,084.50-96,716.57-38,253.40

Finding the Fourth Proportional to 70,084.50, 96,716.57 and 38,253.40

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Solution

The fourth proportional to 70,084.50, 96,716.57 and 38,253.40 is: 52,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,084.50 : 96,716.57 = 38,253.40 : x
  2. Step 2: Convert to fraction form
    70,084.50/96,716.57 = 38,253.40/x
  3. Step 3: Cross multiply
    70,084.50x = 96,716.57 × 38,253.40
  4. Step 4: Simplify right side
    70,084.50x = 3,699,737,638.84
  5. Step 5: Solve for x
    x = 3,699,737,638.84/70,084.50
  6. Step 6: Final answer
    x = 52,789.67

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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.