Home / 226,233.96-312,087.39-144,476.28

Finding the Fourth Proportional to 226,233.96, 312,087.39 and 144,476.28

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Solution

The fourth proportional to 226,233.96, 312,087.39 and 144,476.28 is: 199,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,233.96 : 312,087.39 = 144,476.28 : x
  2. Step 2: Convert to fraction form
    226,233.96/312,087.39 = 144,476.28/x
  3. Step 3: Cross multiply
    226,233.96x = 312,087.39 × 144,476.28
  4. Step 4: Simplify right side
    226,233.96x = 45,089,225,142.11
  5. Step 5: Solve for x
    x = 45,089,225,142.11/226,233.96
  6. Step 6: Final answer
    x = 199,303.52

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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.