Home / 132,600.30-198,900.45-118,085.10

Finding the Fourth Proportional to 132,600.30, 198,900.45 and 118,085.10

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Solution

The fourth proportional to 132,600.30, 198,900.45 and 118,085.10 is: 177,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,600.30 : 198,900.45 = 118,085.10 : x
  2. Step 2: Convert to fraction form
    132,600.30/198,900.45 = 118,085.10/x
  3. Step 3: Cross multiply
    132,600.30x = 198,900.45 × 118,085.10
  4. Step 4: Simplify right side
    132,600.30x = 23,487,179,528.30
  5. Step 5: Solve for x
    x = 23,487,179,528.30/132,600.30
  6. Step 6: Final answer
    x = 177,127.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.