Home / 118,586.89-163,652.97-64,874.17

Finding the Fourth Proportional to 118,586.89, 163,652.97 and 64,874.17

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Solution

The fourth proportional to 118,586.89, 163,652.97 and 64,874.17 is: 89,528.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,586.89 : 163,652.97 = 64,874.17 : x
  2. Step 2: Convert to fraction form
    118,586.89/163,652.97 = 64,874.17/x
  3. Step 3: Cross multiply
    118,586.89x = 163,652.97 × 64,874.17
  4. Step 4: Simplify right side
    118,586.89x = 10,616,850,596.78
  5. Step 5: Solve for x
    x = 10,616,850,596.78/118,586.89
  6. Step 6: Final answer
    x = 89,528.03

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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.