Home / 281,350.25-388,157.34-184,607.51

Finding the Fourth Proportional to 281,350.25, 388,157.34 and 184,607.51

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Solution

The fourth proportional to 281,350.25, 388,157.34 and 184,607.51 is: 254,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,350.25 : 388,157.34 = 184,607.51 : x
  2. Step 2: Convert to fraction form
    281,350.25/388,157.34 = 184,607.51/x
  3. Step 3: Cross multiply
    281,350.25x = 388,157.34 × 184,607.51
  4. Step 4: Simplify right side
    281,350.25x = 71,656,758,084.84
  5. Step 5: Solve for x
    x = 71,656,758,084.84/281,350.25
  6. Step 6: Final answer
    x = 254,688.81

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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.