Home / 113,937.94-157,168.65-68,584.42

Finding the Fourth Proportional to 113,937.94, 157,168.65 and 68,584.42

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Solution

The fourth proportional to 113,937.94, 157,168.65 and 68,584.42 is: 94,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,937.94 : 157,168.65 = 68,584.42 : x
  2. Step 2: Convert to fraction form
    113,937.94/157,168.65 = 68,584.42/x
  3. Step 3: Cross multiply
    113,937.94x = 157,168.65 × 68,584.42
  4. Step 4: Simplify right side
    113,937.94x = 10,779,320,702.43
  5. Step 5: Solve for x
    x = 10,779,320,702.43/113,937.94
  6. Step 6: Final answer
    x = 94,606.95

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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.