Home / 238,529.40-357,622.20-120,284.16

Finding the Fourth Proportional to 238,529.40, 357,622.20 and 120,284.16

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Solution

The fourth proportional to 238,529.40, 357,622.20 and 120,284.16 is: 180,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,529.40 : 357,622.20 = 120,284.16 : x
  2. Step 2: Convert to fraction form
    238,529.40/357,622.20 = 120,284.16/x
  3. Step 3: Cross multiply
    238,529.40x = 357,622.20 × 120,284.16
  4. Step 4: Simplify right side
    238,529.40x = 43,016,285,924.35
  5. Step 5: Solve for x
    x = 43,016,285,924.35/238,529.40
  6. Step 6: Final answer
    x = 180,339.56

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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.