Home / 227,777.04-314,318.43-137,162.34

Finding the Fourth Proportional to 227,777.04, 314,318.43 and 137,162.34

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Solution

The fourth proportional to 227,777.04, 314,318.43 and 137,162.34 is: 189,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,777.04 : 314,318.43 = 137,162.34 : x
  2. Step 2: Convert to fraction form
    227,777.04/314,318.43 = 137,162.34/x
  3. Step 3: Cross multiply
    227,777.04x = 314,318.43 × 137,162.34
  4. Step 4: Simplify right side
    227,777.04x = 43,112,651,363.93
  5. Step 5: Solve for x
    x = 43,112,651,363.93/227,777.04
  6. Step 6: Final answer
    x = 189,275.67

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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.