Home / 113,935.44-157,165.20-68,581.92

Finding the Fourth Proportional to 113,935.44, 157,165.20 and 68,581.92

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Solution

The fourth proportional to 113,935.44, 157,165.20 and 68,581.92 is: 94,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,935.44 : 157,165.20 = 68,581.92 : x
  2. Step 2: Convert to fraction form
    113,935.44/157,165.20 = 68,581.92/x
  3. Step 3: Cross multiply
    113,935.44x = 157,165.20 × 68,581.92
  4. Step 4: Simplify right side
    113,935.44x = 10,778,691,173.18
  5. Step 5: Solve for x
    x = 10,778,691,173.18/113,935.44
  6. Step 6: Final answer
    x = 94,603.50

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1.5x scale

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.