Home / 148,380.67-204,836.31-84,706.18

Finding the Fourth Proportional to 148,380.67, 204,836.31 and 84,706.18

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Solution

The fourth proportional to 148,380.67, 204,836.31 and 84,706.18 is: 116,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,380.67 : 204,836.31 = 84,706.18 : x
  2. Step 2: Convert to fraction form
    148,380.67/204,836.31 = 84,706.18/x
  3. Step 3: Cross multiply
    148,380.67x = 204,836.31 × 84,706.18
  4. Step 4: Simplify right side
    148,380.67x = 17,350,901,345.40
  5. Step 5: Solve for x
    x = 17,350,901,345.40/148,380.67
  6. Step 6: Final answer
    x = 116,935.05

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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.