Home / 136,823.58-205,247.16-36,983.34

Finding the Fourth Proportional to 136,823.58, 205,247.16 and 36,983.34

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Solution

The fourth proportional to 136,823.58, 205,247.16 and 36,983.34 is: 55,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,823.58 : 205,247.16 = 36,983.34 : x
  2. Step 2: Convert to fraction form
    136,823.58/205,247.16 = 36,983.34/x
  3. Step 3: Cross multiply
    136,823.58x = 205,247.16 × 36,983.34
  4. Step 4: Simplify right side
    136,823.58x = 7,590,725,502.31
  5. Step 5: Solve for x
    x = 7,590,725,502.31/136,823.58
  6. Step 6: Final answer
    x = 55,478.20

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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.