Home / 122,543.08-169,096.41-68,834.00

Finding the Fourth Proportional to 122,543.08, 169,096.41 and 68,834.00

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Solution

The fourth proportional to 122,543.08, 169,096.41 and 68,834.00 is: 94,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,543.08 : 169,096.41 = 68,834.00 : x
  2. Step 2: Convert to fraction form
    122,543.08/169,096.41 = 68,834.00/x
  3. Step 3: Cross multiply
    122,543.08x = 169,096.41 × 68,834.00
  4. Step 4: Simplify right side
    122,543.08x = 11,639,582,708.68
  5. Step 5: Solve for x
    x = 11,639,582,708.68/122,543.08
  6. Step 6: Final answer
    x = 94,983.60

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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.