Home / 42,325.06-63,431.88-23,613.90

Finding the Fourth Proportional to 42,325.06, 63,431.88 and 23,613.90

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Solution

The fourth proportional to 42,325.06, 63,431.88 and 23,613.90 is: 35,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,325.06 : 63,431.88 = 23,613.90 : x
  2. Step 2: Convert to fraction form
    42,325.06/63,431.88 = 23,613.90/x
  3. Step 3: Cross multiply
    42,325.06x = 63,431.88 × 23,613.90
  4. Step 4: Simplify right side
    42,325.06x = 1,497,874,479.16
  5. Step 5: Solve for x
    x = 1,497,874,479.16/42,325.06
  6. Step 6: Final answer
    x = 35,389.78

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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.