Home / 70,683.28-105,984.92-23,285.56

Finding the Fourth Proportional to 70,683.28, 105,984.92 and 23,285.56

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Solution

The fourth proportional to 70,683.28, 105,984.92 and 23,285.56 is: 34,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683.28 : 105,984.92 = 23,285.56 : x
  2. Step 2: Convert to fraction form
    70,683.28/105,984.92 = 23,285.56/x
  3. Step 3: Cross multiply
    70,683.28x = 105,984.92 × 23,285.56
  4. Step 4: Simplify right side
    70,683.28x = 2,467,918,213.76
  5. Step 5: Solve for x
    x = 2,467,918,213.76/70,683.28
  6. Step 6: Final answer
    x = 34,915.16

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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.