Home / 99,997.08-149,995.62-40,052.77

Finding the Fourth Proportional to 99,997.08, 149,995.62 and 40,052.77

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Solution

The fourth proportional to 99,997.08, 149,995.62 and 40,052.77 is: 60,079.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,997.08 : 149,995.62 = 40,052.77 : x
  2. Step 2: Convert to fraction form
    99,997.08/149,995.62 = 40,052.77/x
  3. Step 3: Cross multiply
    99,997.08x = 149,995.62 × 40,052.77
  4. Step 4: Simplify right side
    99,997.08x = 6,007,740,068.87
  5. Step 5: Solve for x
    x = 6,007,740,068.87/99,997.08
  6. Step 6: Final answer
    x = 60,079.16

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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.