Home / 173,669.30-260,503.95-131,678.90

Finding the Fourth Proportional to 173,669.30, 260,503.95 and 131,678.90

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Solution

The fourth proportional to 173,669.30, 260,503.95 and 131,678.90 is: 197,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,669.30 : 260,503.95 = 131,678.90 : x
  2. Step 2: Convert to fraction form
    173,669.30/260,503.95 = 131,678.90/x
  3. Step 3: Cross multiply
    173,669.30x = 260,503.95 × 131,678.90
  4. Step 4: Simplify right side
    173,669.30x = 34,302,873,581.66
  5. Step 5: Solve for x
    x = 34,302,873,581.66/173,669.30
  6. Step 6: Final answer
    x = 197,518.35

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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.