Home / 229,432.55-344,367.81-140,859.05

Finding the Fourth Proportional to 229,432.55, 344,367.81 and 140,859.05

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Solution

The fourth proportional to 229,432.55, 344,367.81 and 140,859.05 is: 211,423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,432.55 : 344,367.81 = 140,859.05 : x
  2. Step 2: Convert to fraction form
    229,432.55/344,367.81 = 140,859.05/x
  3. Step 3: Cross multiply
    229,432.55x = 344,367.81 × 140,859.05
  4. Step 4: Simplify right side
    229,432.55x = 48,507,320,845.34
  5. Step 5: Solve for x
    x = 48,507,320,845.34/229,432.55
  6. Step 6: Final answer
    x = 211,423.02

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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.