Home / 148,300.66-204,657.33-81,228.34

Finding the Fourth Proportional to 148,300.66, 204,657.33 and 81,228.34

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Solution

The fourth proportional to 148,300.66, 204,657.33 and 81,228.34 is: 112,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,300.66 : 204,657.33 = 81,228.34 : x
  2. Step 2: Convert to fraction form
    148,300.66/204,657.33 = 81,228.34/x
  3. Step 3: Cross multiply
    148,300.66x = 204,657.33 × 81,228.34
  4. Step 4: Simplify right side
    148,300.66x = 16,623,975,184.73
  5. Step 5: Solve for x
    x = 16,623,975,184.73/148,300.66
  6. Step 6: Final answer
    x = 112,096.43

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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.