Home / 123,734.54-170,751.27-70,018.58

Finding the Fourth Proportional to 123,734.54, 170,751.27 and 70,018.58

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Solution

The fourth proportional to 123,734.54, 170,751.27 and 70,018.58 is: 96,624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,734.54 : 170,751.27 = 70,018.58 : x
  2. Step 2: Convert to fraction form
    123,734.54/170,751.27 = 70,018.58/x
  3. Step 3: Cross multiply
    123,734.54x = 170,751.27 × 70,018.58
  4. Step 4: Simplify right side
    123,734.54x = 11,955,761,458.60
  5. Step 5: Solve for x
    x = 11,955,761,458.60/123,734.54
  6. Step 6: Final answer
    x = 96,624.29

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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.