Home / 118,260.30-163,202.76-64,548.84

Finding the Fourth Proportional to 118,260.30, 163,202.76 and 64,548.84

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Solution

The fourth proportional to 118,260.30, 163,202.76 and 64,548.84 is: 89,079.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,260.30 : 163,202.76 = 64,548.84 : x
  2. Step 2: Convert to fraction form
    118,260.30/163,202.76 = 64,548.84/x
  3. Step 3: Cross multiply
    118,260.30x = 163,202.76 × 64,548.84
  4. Step 4: Simplify right side
    118,260.30x = 10,534,548,842.80
  5. Step 5: Solve for x
    x = 10,534,548,842.80/118,260.30
  6. Step 6: Final answer
    x = 89,079.33

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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.