Home / 136,482.06-204,418.43-104,657.72

Finding the Fourth Proportional to 136,482.06, 204,418.43 and 104,657.72

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Solution

The fourth proportional to 136,482.06, 204,418.43 and 104,657.72 is: 156,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,482.06 : 204,418.43 = 104,657.72 : x
  2. Step 2: Convert to fraction form
    136,482.06/204,418.43 = 104,657.72/x
  3. Step 3: Cross multiply
    136,482.06x = 204,418.43 × 104,657.72
  4. Step 4: Simplify right side
    136,482.06x = 21,393,967,395.42
  5. Step 5: Solve for x
    x = 21,393,967,395.42/136,482.06
  6. Step 6: Final answer
    x = 156,752.96

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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.