Home / 156,546.06-215,935.25-92,838.75

Finding the Fourth Proportional to 156,546.06, 215,935.25 and 92,838.75

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Solution

The fourth proportional to 156,546.06, 215,935.25 and 92,838.75 is: 128,059.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,546.06 : 215,935.25 = 92,838.75 : x
  2. Step 2: Convert to fraction form
    156,546.06/215,935.25 = 92,838.75/x
  3. Step 3: Cross multiply
    156,546.06x = 215,935.25 × 92,838.75
  4. Step 4: Simplify right side
    156,546.06x = 20,047,158,226.74
  5. Step 5: Solve for x
    x = 20,047,158,226.74/156,546.06
  6. Step 6: Final answer
    x = 128,059.17

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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.