Home / 69,788.16-96,297.12-42,935.04

Finding the Fourth Proportional to 69,788.16, 96,297.12 and 42,935.04

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Solution

The fourth proportional to 69,788.16, 96,297.12 and 42,935.04 is: 59,243.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,788.16 : 96,297.12 = 42,935.04 : x
  2. Step 2: Convert to fraction form
    69,788.16/96,297.12 = 42,935.04/x
  3. Step 3: Cross multiply
    69,788.16x = 96,297.12 × 42,935.04
  4. Step 4: Simplify right side
    69,788.16x = 4,134,520,699.08
  5. Step 5: Solve for x
    x = 4,134,520,699.08/69,788.16
  6. Step 6: Final answer
    x = 59,243.87

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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.