Home / 191,635.49-264,315.33-140,631

Finding the Fourth Proportional to 191,635.49, 264,315.33 and 140,631

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Solution

The fourth proportional to 191,635.49, 264,315.33 and 140,631 is: 193,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,635.49 : 264,315.33 = 140,631 : x
  2. Step 2: Convert to fraction form
    191,635.49/264,315.33 = 140,631/x
  3. Step 3: Cross multiply
    191,635.49x = 264,315.33 × 140,631
  4. Step 4: Simplify right side
    191,635.49x = 37,170,929,173.23
  5. Step 5: Solve for x
    x = 37,170,929,173.23/191,635.49
  6. Step 6: Final answer
    x = 193,966.84

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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.