Home / 107,284.38-148,018.23-61,956.38

Finding the Fourth Proportional to 107,284.38, 148,018.23 and 61,956.38

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Solution

The fourth proportional to 107,284.38, 148,018.23 and 61,956.38 is: 85,480.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,284.38 : 148,018.23 = 61,956.38 : x
  2. Step 2: Convert to fraction form
    107,284.38/148,018.23 = 61,956.38/x
  3. Step 3: Cross multiply
    107,284.38x = 148,018.23 × 61,956.38
  4. Step 4: Simplify right side
    107,284.38x = 9,170,672,964.72
  5. Step 5: Solve for x
    x = 9,170,672,964.72/107,284.38
  6. Step 6: Final answer
    x = 85,480.04

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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.