Home / 160,112.67-220,942.19-88,492.68

Finding the Fourth Proportional to 160,112.67, 220,942.19 and 88,492.68

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Solution

The fourth proportional to 160,112.67, 220,942.19 and 88,492.68 is: 122,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,112.67 : 220,942.19 = 88,492.68 : x
  2. Step 2: Convert to fraction form
    160,112.67/220,942.19 = 88,492.68/x
  3. Step 3: Cross multiply
    160,112.67x = 220,942.19 × 88,492.68
  4. Step 4: Simplify right side
    160,112.67x = 19,551,766,075.71
  5. Step 5: Solve for x
    x = 19,551,766,075.71/160,112.67
  6. Step 6: Final answer
    x = 122,112.55

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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.