Home / 70,845.04-106,294.56-26,491.60

Finding the Fourth Proportional to 70,845.04, 106,294.56 and 26,491.60

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Solution

The fourth proportional to 70,845.04, 106,294.56 and 26,491.60 is: 39,747.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,845.04 : 106,294.56 = 26,491.60 : x
  2. Step 2: Convert to fraction form
    70,845.04/106,294.56 = 26,491.60/x
  3. Step 3: Cross multiply
    70,845.04x = 106,294.56 × 26,491.60
  4. Step 4: Simplify right side
    70,845.04x = 2,815,912,965.70
  5. Step 5: Solve for x
    x = 2,815,912,965.70/70,845.04
  6. Step 6: Final answer
    x = 39,747.50

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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.