Home / 190,934.34-263,482.02-106,056.78

Finding the Fourth Proportional to 190,934.34, 263,482.02 and 106,056.78

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Solution

The fourth proportional to 190,934.34, 263,482.02 and 106,056.78 is: 146,354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,934.34 : 263,482.02 = 106,056.78 : x
  2. Step 2: Convert to fraction form
    190,934.34/263,482.02 = 106,056.78/x
  3. Step 3: Cross multiply
    190,934.34x = 263,482.02 × 106,056.78
  4. Step 4: Simplify right side
    190,934.34x = 27,944,054,629.10
  5. Step 5: Solve for x
    x = 27,944,054,629.10/190,934.34
  6. Step 6: Final answer
    x = 146,354.26

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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.