Home / 75,050.64-112,501.44-41,785.92

Finding the Fourth Proportional to 75,050.64, 112,501.44 and 41,785.92

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Solution

The fourth proportional to 75,050.64, 112,501.44 and 41,785.92 is: 62,637.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,050.64 : 112,501.44 = 41,785.92 : x
  2. Step 2: Convert to fraction form
    75,050.64/112,501.44 = 41,785.92/x
  3. Step 3: Cross multiply
    75,050.64x = 112,501.44 × 41,785.92
  4. Step 4: Simplify right side
    75,050.64x = 4,700,976,171.72
  5. Step 5: Solve for x
    x = 4,700,976,171.72/75,050.64
  6. Step 6: Final answer
    x = 62,637.39

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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.