Home / 115,940.20-173,910.30-97,569.40

Finding the Fourth Proportional to 115,940.20, 173,910.30 and 97,569.40

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Solution

The fourth proportional to 115,940.20, 173,910.30 and 97,569.40 is: 146,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,940.20 : 173,910.30 = 97,569.40 : x
  2. Step 2: Convert to fraction form
    115,940.20/173,910.30 = 97,569.40/x
  3. Step 3: Cross multiply
    115,940.20x = 173,910.30 × 97,569.40
  4. Step 4: Simplify right side
    115,940.20x = 16,968,323,624.82
  5. Step 5: Solve for x
    x = 16,968,323,624.82/115,940.20
  6. Step 6: Final answer
    x = 146,354.10

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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.