Home / 212,305.74-292,860.24-132,679.50

Finding the Fourth Proportional to 212,305.74, 292,860.24 and 132,679.50

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Solution

The fourth proportional to 212,305.74, 292,860.24 and 132,679.50 is: 183,021.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,305.74 : 292,860.24 = 132,679.50 : x
  2. Step 2: Convert to fraction form
    212,305.74/292,860.24 = 132,679.50/x
  3. Step 3: Cross multiply
    212,305.74x = 292,860.24 × 132,679.50
  4. Step 4: Simplify right side
    212,305.74x = 38,856,550,213.08
  5. Step 5: Solve for x
    x = 38,856,550,213.08/212,305.74
  6. Step 6: Final answer
    x = 183,021.67

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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.