Home / 173,987.20-240,217.98-133,628.86

Finding the Fourth Proportional to 173,987.20, 240,217.98 and 133,628.86

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Solution

The fourth proportional to 173,987.20, 240,217.98 and 133,628.86 is: 184,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,987.20 : 240,217.98 = 133,628.86 : x
  2. Step 2: Convert to fraction form
    173,987.20/240,217.98 = 133,628.86/x
  3. Step 3: Cross multiply
    173,987.20x = 240,217.98 × 133,628.86
  4. Step 4: Simplify right side
    173,987.20x = 32,100,054,818.90
  5. Step 5: Solve for x
    x = 32,100,054,818.90/173,987.20
  6. Step 6: Final answer
    x = 184,496.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.