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Finding the Fourth Proportional to 70,363.58, 97,059.75 and 60,915.74

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Solution

The fourth proportional to 70,363.58, 97,059.75 and 60,915.74 is: 84,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,363.58 : 97,059.75 = 60,915.74 : x
  2. Step 2: Convert to fraction form
    70,363.58/97,059.75 = 60,915.74/x
  3. Step 3: Cross multiply
    70,363.58x = 97,059.75 × 60,915.74
  4. Step 4: Simplify right side
    70,363.58x = 5,912,466,495.47
  5. Step 5: Solve for x
    x = 5,912,466,495.47/70,363.58
  6. Step 6: Final answer
    x = 84,027.37

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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.