Home / 255,225.90-352,213.20-140,516.13

Finding the Fourth Proportional to 255,225.90, 352,213.20 and 140,516.13

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Solution

The fourth proportional to 255,225.90, 352,213.20 and 140,516.13 is: 193,913.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,225.90 : 352,213.20 = 140,516.13 : x
  2. Step 2: Convert to fraction form
    255,225.90/352,213.20 = 140,516.13/x
  3. Step 3: Cross multiply
    255,225.90x = 352,213.20 × 140,516.13
  4. Step 4: Simplify right side
    255,225.90x = 49,491,635,798.92
  5. Step 5: Solve for x
    x = 49,491,635,798.92/255,225.90
  6. Step 6: Final answer
    x = 193,913.06

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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.