Home / 74,248.40-111,467.68-63,785.36

Finding the Fourth Proportional to 74,248.40, 111,467.68 and 63,785.36

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Solution

The fourth proportional to 74,248.40, 111,467.68 and 63,785.36 is: 95,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,248.40 : 111,467.68 = 63,785.36 : x
  2. Step 2: Convert to fraction form
    74,248.40/111,467.68 = 63,785.36/x
  3. Step 3: Cross multiply
    74,248.40x = 111,467.68 × 63,785.36
  4. Step 4: Simplify right side
    74,248.40x = 7,110,006,097.16
  5. Step 5: Solve for x
    x = 7,110,006,097.16/74,248.40
  6. Step 6: Final answer
    x = 95,759.72

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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.