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Finding the Fourth Proportional to 99,847.08, 149,796.54 and 49,925.16

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Solution

The fourth proportional to 99,847.08, 149,796.54 and 49,925.16 is: 74,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,847.08 : 149,796.54 = 49,925.16 : x
  2. Step 2: Convert to fraction form
    99,847.08/149,796.54 = 49,925.16/x
  3. Step 3: Cross multiply
    99,847.08x = 149,796.54 × 49,925.16
  4. Step 4: Simplify right side
    99,847.08x = 7,478,616,226.95
  5. Step 5: Solve for x
    x = 7,478,616,226.95/99,847.08
  6. Step 6: Final answer
    x = 74,900.70

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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.