Home / 116,397.48-160,621.38-68,652.84

Finding the Fourth Proportional to 116,397.48, 160,621.38 and 68,652.84

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Solution

The fourth proportional to 116,397.48, 160,621.38 and 68,652.84 is: 94,736.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,397.48 : 160,621.38 = 68,652.84 : x
  2. Step 2: Convert to fraction form
    116,397.48/160,621.38 = 68,652.84/x
  3. Step 3: Cross multiply
    116,397.48x = 160,621.38 × 68,652.84
  4. Step 4: Simplify right side
    116,397.48x = 11,027,113,901.72
  5. Step 5: Solve for x
    x = 11,027,113,901.72/116,397.48
  6. Step 6: Final answer
    x = 94,736.71

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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.