Home / 185,131.64-277,688.23-65,194.51

Finding the Fourth Proportional to 185,131.64, 277,688.23 and 65,194.51

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Solution

The fourth proportional to 185,131.64, 277,688.23 and 65,194.51 is: 97,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,131.64 : 277,688.23 = 65,194.51 : x
  2. Step 2: Convert to fraction form
    185,131.64/277,688.23 = 65,194.51/x
  3. Step 3: Cross multiply
    185,131.64x = 277,688.23 × 65,194.51
  4. Step 4: Simplify right side
    185,131.64x = 18,103,746,709.75
  5. Step 5: Solve for x
    x = 18,103,746,709.75/185,131.64
  6. Step 6: Final answer
    x = 97,788.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.