Home / 99,995.57-149,993.36-40,051.27

Finding the Fourth Proportional to 99,995.57, 149,993.36 and 40,051.27

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Solution

The fourth proportional to 99,995.57, 149,993.36 and 40,051.27 is: 60,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,995.57 : 149,993.36 = 40,051.27 : x
  2. Step 2: Convert to fraction form
    99,995.57/149,993.36 = 40,051.27/x
  3. Step 3: Cross multiply
    99,995.57x = 149,993.36 × 40,051.27
  4. Step 4: Simplify right side
    99,995.57x = 6,007,424,284.71
  5. Step 5: Solve for x
    x = 6,007,424,284.71/99,995.57
  6. Step 6: Final answer
    x = 60,076.90

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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.