Home / 144,562.20-217,361.70-121,752.60

Finding the Fourth Proportional to 144,562.20, 217,361.70 and 121,752.60

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Solution

The fourth proportional to 144,562.20, 217,361.70 and 121,752.60 is: 183,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,562.20 : 217,361.70 = 121,752.60 : x
  2. Step 2: Convert to fraction form
    144,562.20/217,361.70 = 121,752.60/x
  3. Step 3: Cross multiply
    144,562.20x = 217,361.70 × 121,752.60
  4. Step 4: Simplify right side
    144,562.20x = 26,464,352,115.42
  5. Step 5: Solve for x
    x = 26,464,352,115.42/144,562.20
  6. Step 6: Final answer
    x = 183,065.50

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1.5x scale

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.