Home / 208,554.20-287,970.46-192,632.92

Finding the Fourth Proportional to 208,554.20, 287,970.46 and 192,632.92

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Solution

The fourth proportional to 208,554.20, 287,970.46 and 192,632.92 is: 265,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,554.20 : 287,970.46 = 192,632.92 : x
  2. Step 2: Convert to fraction form
    208,554.20/287,970.46 = 192,632.92/x
  3. Step 3: Cross multiply
    208,554.20x = 287,970.46 × 192,632.92
  4. Step 4: Simplify right side
    208,554.20x = 55,472,590,583.54
  5. Step 5: Solve for x
    x = 55,472,590,583.54/208,554.20
  6. Step 6: Final answer
    x = 265,986.45

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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.