Home / 42,627.80-63,941.58-11,463.08

Finding the Fourth Proportional to 42,627.80, 63,941.58 and 11,463.08

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Solution

The fourth proportional to 42,627.80, 63,941.58 and 11,463.08 is: 17,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,627.80 : 63,941.58 = 11,463.08 : x
  2. Step 2: Convert to fraction form
    42,627.80/63,941.58 = 11,463.08/x
  3. Step 3: Cross multiply
    42,627.80x = 63,941.58 × 11,463.08
  4. Step 4: Simplify right side
    42,627.80x = 732,967,446.87
  5. Step 5: Solve for x
    x = 732,967,446.87/42,627.80
  6. Step 6: Final answer
    x = 17,194.59

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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.