Home / 256,098.30-383,272.65-235,103.10

Finding the Fourth Proportional to 256,098.30, 383,272.65 and 235,103.10

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Solution

The fourth proportional to 256,098.30, 383,272.65 and 235,103.10 is: 351,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,098.30 : 383,272.65 = 235,103.10 : x
  2. Step 2: Convert to fraction form
    256,098.30/383,272.65 = 235,103.10/x
  3. Step 3: Cross multiply
    256,098.30x = 383,272.65 × 235,103.10
  4. Step 4: Simplify right side
    256,098.30x = 90,108,588,160.22
  5. Step 5: Solve for x
    x = 90,108,588,160.22/256,098.30
  6. Step 6: Final answer
    x = 351,851.57

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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.