Home / 96,700.64-145,050.96-31,082.72

Finding the Fourth Proportional to 96,700.64, 145,050.96 and 31,082.72

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Solution

The fourth proportional to 96,700.64, 145,050.96 and 31,082.72 is: 46,624.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,700.64 : 145,050.96 = 31,082.72 : x
  2. Step 2: Convert to fraction form
    96,700.64/145,050.96 = 31,082.72/x
  3. Step 3: Cross multiply
    96,700.64x = 145,050.96 × 31,082.72
  4. Step 4: Simplify right side
    96,700.64x = 4,508,578,375.41
  5. Step 5: Solve for x
    x = 4,508,578,375.41/96,700.64
  6. Step 6: Final answer
    x = 46,624.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.