Home / 240,336.21-331,666.13-132,913.50

Finding the Fourth Proportional to 240,336.21, 331,666.13 and 132,913.50

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Solution

The fourth proportional to 240,336.21, 331,666.13 and 132,913.50 is: 183,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,336.21 : 331,666.13 = 132,913.50 : x
  2. Step 2: Convert to fraction form
    240,336.21/331,666.13 = 132,913.50/x
  3. Step 3: Cross multiply
    240,336.21x = 331,666.13 × 132,913.50
  4. Step 4: Simplify right side
    240,336.21x = 44,082,906,169.76
  5. Step 5: Solve for x
    x = 44,082,906,169.76/240,336.21
  6. Step 6: Final answer
    x = 183,421.82

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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.