Home / 268,512.50-370,539.36-147,653.66

Finding the Fourth Proportional to 268,512.50, 370,539.36 and 147,653.66

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Solution

The fourth proportional to 268,512.50, 370,539.36 and 147,653.66 is: 203,757.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,512.50 : 370,539.36 = 147,653.66 : x
  2. Step 2: Convert to fraction form
    268,512.50/370,539.36 = 147,653.66/x
  3. Step 3: Cross multiply
    268,512.50x = 370,539.36 × 147,653.66
  4. Step 4: Simplify right side
    268,512.50x = 54,711,492,678.06
  5. Step 5: Solve for x
    x = 54,711,492,678.06/268,512.50
  6. Step 6: Final answer
    x = 203,757.71

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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.