Home / 230,945.04-318,527.64-159,444.72

Finding the Fourth Proportional to 230,945.04, 318,527.64 and 159,444.72

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Solution

The fourth proportional to 230,945.04, 318,527.64 and 159,444.72 is: 219,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,945.04 : 318,527.64 = 159,444.72 : x
  2. Step 2: Convert to fraction form
    230,945.04/318,527.64 = 159,444.72/x
  3. Step 3: Cross multiply
    230,945.04x = 318,527.64 × 159,444.72
  4. Step 4: Simplify right side
    230,945.04x = 50,787,550,372.06
  5. Step 5: Solve for x
    x = 50,787,550,372.06/230,945.04
  6. Step 6: Final answer
    x = 219,911.85

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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.