Home / 214,815.60-296,441.10-119,320.20

Finding the Fourth Proportional to 214,815.60, 296,441.10 and 119,320.20

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Solution

The fourth proportional to 214,815.60, 296,441.10 and 119,320.20 is: 164,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,815.60 : 296,441.10 = 119,320.20 : x
  2. Step 2: Convert to fraction form
    214,815.60/296,441.10 = 119,320.20/x
  3. Step 3: Cross multiply
    214,815.60x = 296,441.10 × 119,320.20
  4. Step 4: Simplify right side
    214,815.60x = 35,371,411,340.22
  5. Step 5: Solve for x
    x = 35,371,411,340.22/214,815.60
  6. Step 6: Final answer
    x = 164,659.42

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1.5x scale

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.