Home / 253,124.40-379,498.68-153,260.85

Finding the Fourth Proportional to 253,124.40, 379,498.68 and 153,260.85

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Solution

The fourth proportional to 253,124.40, 379,498.68 and 153,260.85 is: 229,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,124.40 : 379,498.68 = 153,260.85 : x
  2. Step 2: Convert to fraction form
    253,124.40/379,498.68 = 153,260.85/x
  3. Step 3: Cross multiply
    253,124.40x = 379,498.68 × 153,260.85
  4. Step 4: Simplify right side
    253,124.40x = 58,162,290,270.68
  5. Step 5: Solve for x
    x = 58,162,290,270.68/253,124.40
  6. Step 6: Final answer
    x = 229,777.49

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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.