Home / 160,530.96-221,682.83-103,269.84

Finding the Fourth Proportional to 160,530.96, 221,682.83 and 103,269.84

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Solution

The fourth proportional to 160,530.96, 221,682.83 and 103,269.84 is: 142,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,530.96 : 221,682.83 = 103,269.84 : x
  2. Step 2: Convert to fraction form
    160,530.96/221,682.83 = 103,269.84/x
  3. Step 3: Cross multiply
    160,530.96x = 221,682.83 × 103,269.84
  4. Step 4: Simplify right side
    160,530.96x = 22,893,149,037.19
  5. Step 5: Solve for x
    x = 22,893,149,037.19/160,530.96
  6. Step 6: Final answer
    x = 142,608.93

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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.