Home / 118,593.45-163,652.00-64,867.77

Finding the Fourth Proportional to 118,593.45, 163,652.00 and 64,867.77

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Solution

The fourth proportional to 118,593.45, 163,652.00 and 64,867.77 is: 89,513.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,593.45 : 163,652.00 = 64,867.77 : x
  2. Step 2: Convert to fraction form
    118,593.45/163,652.00 = 64,867.77/x
  3. Step 3: Cross multiply
    118,593.45x = 163,652.00 × 64,867.77
  4. Step 4: Simplify right side
    118,593.45x = 10,615,739,971.70
  5. Step 5: Solve for x
    x = 10,615,739,971.70/118,593.45
  6. Step 6: Final answer
    x = 89,513.71

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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.