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Finding the Fourth Proportional to 64,355.70, 96,533.55 and 48,803.70

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Solution

The fourth proportional to 64,355.70, 96,533.55 and 48,803.70 is: 73,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,355.70 : 96,533.55 = 48,803.70 : x
  2. Step 2: Convert to fraction form
    64,355.70/96,533.55 = 48,803.70/x
  3. Step 3: Cross multiply
    64,355.70x = 96,533.55 × 48,803.70
  4. Step 4: Simplify right side
    64,355.70x = 4,711,194,414.14
  5. Step 5: Solve for x
    x = 4,711,194,414.14/64,355.70
  6. Step 6: Final answer
    x = 73,205.55

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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.