Home / 199,275.40-274,440.18-194,920.84

Finding the Fourth Proportional to 199,275.40, 274,440.18 and 194,920.84

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Solution

The fourth proportional to 199,275.40, 274,440.18 and 194,920.84 is: 268,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,275.40 : 274,440.18 = 194,920.84 : x
  2. Step 2: Convert to fraction form
    199,275.40/274,440.18 = 194,920.84/x
  3. Step 3: Cross multiply
    199,275.40x = 274,440.18 × 194,920.84
  4. Step 4: Simplify right side
    199,275.40x = 53,494,110,415.35
  5. Step 5: Solve for x
    x = 53,494,110,415.35/199,275.40
  6. Step 6: Final answer
    x = 268,443.12

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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.