Home / 230,901.60-346,093.20-118,538.40

Finding the Fourth Proportional to 230,901.60, 346,093.20 and 118,538.40

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Solution

The fourth proportional to 230,901.60, 346,093.20 and 118,538.40 is: 177,674.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,901.60 : 346,093.20 = 118,538.40 : x
  2. Step 2: Convert to fraction form
    230,901.60/346,093.20 = 118,538.40/x
  3. Step 3: Cross multiply
    230,901.60x = 346,093.20 × 118,538.40
  4. Step 4: Simplify right side
    230,901.60x = 41,025,334,178.88
  5. Step 5: Solve for x
    x = 41,025,334,178.88/230,901.60
  6. Step 6: Final answer
    x = 177,674.53

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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.