Home / 233,516.81-322,234.07-131,509.67

Finding the Fourth Proportional to 233,516.81, 322,234.07 and 131,509.67

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Solution

The fourth proportional to 233,516.81, 322,234.07 and 131,509.67 is: 181,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,516.81 : 322,234.07 = 131,509.67 : x
  2. Step 2: Convert to fraction form
    233,516.81/322,234.07 = 131,509.67/x
  3. Step 3: Cross multiply
    233,516.81x = 322,234.07 × 131,509.67
  4. Step 4: Simplify right side
    233,516.81x = 42,376,893,939.74
  5. Step 5: Solve for x
    x = 42,376,893,939.74/233,516.81
  6. Step 6: Final answer
    x = 181,472.56

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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.