Home / 231,088.60-346,645.20-73,329.40

Finding the Fourth Proportional to 231,088.60, 346,645.20 and 73,329.40

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Solution

The fourth proportional to 231,088.60, 346,645.20 and 73,329.40 is: 109,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,088.60 : 346,645.20 = 73,329.40 : x
  2. Step 2: Convert to fraction form
    231,088.60/346,645.20 = 73,329.40/x
  3. Step 3: Cross multiply
    231,088.60x = 346,645.20 × 73,329.40
  4. Step 4: Simplify right side
    231,088.60x = 25,419,284,528.88
  5. Step 5: Solve for x
    x = 25,419,284,528.88/231,088.60
  6. Step 6: Final answer
    x = 109,998.00

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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.