Home / 56,478.05-84,702.89-23,207.30

Finding the Fourth Proportional to 56,478.05, 84,702.89 and 23,207.30

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Solution

The fourth proportional to 56,478.05, 84,702.89 and 23,207.30 is: 34,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,478.05 : 84,702.89 = 23,207.30 : x
  2. Step 2: Convert to fraction form
    56,478.05/84,702.89 = 23,207.30/x
  3. Step 3: Cross multiply
    56,478.05x = 84,702.89 × 23,207.30
  4. Step 4: Simplify right side
    56,478.05x = 1,965,724,839.55
  5. Step 5: Solve for x
    x = 1,965,724,839.55/56,478.05
  6. Step 6: Final answer
    x = 34,805.11

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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.