Home / 123,800.60-170,843.18-70,084.24

Finding the Fourth Proportional to 123,800.60, 170,843.18 and 70,084.24

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Solution

The fourth proportional to 123,800.60, 170,843.18 and 70,084.24 is: 96,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,800.60 : 170,843.18 = 70,084.24 : x
  2. Step 2: Convert to fraction form
    123,800.60/170,843.18 = 70,084.24/x
  3. Step 3: Cross multiply
    123,800.60x = 170,843.18 × 70,084.24
  4. Step 4: Simplify right side
    123,800.60x = 11,973,413,651.95
  5. Step 5: Solve for x
    x = 11,973,413,651.95/123,800.60
  6. Step 6: Final answer
    x = 96,715.31

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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.