Home / 118,550.17-163,596.94-64,835.02

Finding the Fourth Proportional to 118,550.17, 163,596.94 and 64,835.02

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Solution

The fourth proportional to 118,550.17, 163,596.94 and 64,835.02 is: 89,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,550.17 : 163,596.94 = 64,835.02 : x
  2. Step 2: Convert to fraction form
    118,550.17/163,596.94 = 64,835.02/x
  3. Step 3: Cross multiply
    118,550.17x = 163,596.94 × 64,835.02
  4. Step 4: Simplify right side
    118,550.17x = 10,606,810,876.84
  5. Step 5: Solve for x
    x = 10,606,810,876.84/118,550.17
  6. Step 6: Final answer
    x = 89,471.07

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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.